20221785297

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 36134830080

約数和(自身を除く): 15913044783

約数列:

[1, 3, 7, 9, 21, 27, 47, 61, 63, 67, 141, 183, 189, 201, 329, 423, 427, 469, 549, 557, 603, 987, 1269, 1281, 1407, 1647, 1671, 1809, 2867, 2961, 3149, 3843, 3899, 4087, 4221, 5013, 8601, 8883, 9447, 11529, 11697, 12261, 12663, 15039, 20069, 22043, 25803, 26179, 28341, 28609, 33977, 35091, 36783, 37319, 60207, 66129, 77409, 78537, 85023, 85827, 101931, 105273, 110349, 111957, 180621, 183253, 192089, 198387, 235611, 237839, 257481, 261233, 305793, 335871, 541863, 549759, 576267, 595161, 706833, 713517, 772443, 783699, 917379, 1007613, 1344623, 1596919, 1649277, 1728801, 1753993, 2140551, 2276459, 2351097, 4033869, 4790757, 4947831, 5186403, 5261979, 6421653, 6829377, 7053291, 11178433, 12101607, 12277951, 14372271, 15785937, 15935213, 20488131, 33535299, 36304821, 36833853, 43116813, 47357811, 47805639, 61464393, 100605897, 106993573, 110501559, 143416917, 301817691, 320980719, 331504677, 430250751, 748955011, 962942157, 2246865033, 2888826471, 6740595099, 20221785297]

約数ペア:

[(1, 20221785297), (3, 6740595099), (7, 2888826471), (9, 2246865033), (21, 962942157), (27, 748955011), (47, 430250751), (61, 331504677), (63, 320980719), (67, 301817691), (141, 143416917), (183, 110501559), (189, 106993573), (201, 100605897), (329, 61464393), (423, 47805639), (427, 47357811), (469, 43116813), (549, 36833853), (557, 36304821), (603, 33535299), (987, 20488131), (1269, 15935213), (1281, 15785937), (1407, 14372271), (1647, 12277951), (1671, 12101607), (1809, 11178433), (2867, 7053291), (2961, 6829377), (3149, 6421653), (3843, 5261979), (3899, 5186403), (4087, 4947831), (4221, 4790757), (5013, 4033869), (8601, 2351097), (8883, 2276459), (9447, 2140551), (11529, 1753993), (11697, 1728801), (12261, 1649277), (12663, 1596919), (15039, 1344623), (20069, 1007613), (22043, 917379), (25803, 783699), (26179, 772443), (28341, 713517), (28609, 706833), (33977, 595161), (35091, 576267), (36783, 549759), (37319, 541863), (60207, 335871), (66129, 305793), (77409, 261233), (78537, 257481), (85023, 237839), (85827, 235611), (101931, 198387), (105273, 192089), (110349, 183253), (111957, 180621)]