2019422727

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 3522355200

約数和(自身を除く): 1502932473

約数列:

[1, 3, 7, 9, 21, 47, 63, 79, 89, 97, 141, 237, 267, 291, 329, 423, 553, 623, 679, 711, 801, 873, 987, 1659, 1869, 2037, 2961, 3713, 4183, 4559, 4977, 5607, 6111, 7031, 7663, 8633, 11139, 12549, 13677, 21093, 22989, 25899, 25991, 29281, 31913, 33417, 37647, 41031, 49217, 53641, 60431, 63279, 68967, 77697, 77973, 87843, 95739, 147651, 160923, 181293, 233919, 263529, 287217, 330457, 360161, 405751, 442953, 482769, 543879, 682007, 991371, 1080483, 1217253, 2046021, 2313199, 2521127, 2840257, 2974113, 3241449, 3651759, 4774049, 6138063, 6939597, 7563381, 8520771, 14322147, 20818791, 22690143, 25562313, 32054329, 42966441, 96162987, 224380303, 288488961, 673140909, 2019422727]

約数ペア:

[(1, 2019422727), (3, 673140909), (7, 288488961), (9, 224380303), (21, 96162987), (47, 42966441), (63, 32054329), (79, 25562313), (89, 22690143), (97, 20818791), (141, 14322147), (237, 8520771), (267, 7563381), (291, 6939597), (329, 6138063), (423, 4774049), (553, 3651759), (623, 3241449), (679, 2974113), (711, 2840257), (801, 2521127), (873, 2313199), (987, 2046021), (1659, 1217253), (1869, 1080483), (2037, 991371), (2961, 682007), (3713, 543879), (4183, 482769), (4559, 442953), (4977, 405751), (5607, 360161), (6111, 330457), (7031, 287217), (7663, 263529), (8633, 233919), (11139, 181293), (12549, 160923), (13677, 147651), (21093, 95739), (22989, 87843), (25899, 77973), (25991, 77697), (29281, 68967), (31913, 63279), (33417, 60431), (37647, 53641), (41031, 49217)]