3969693

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 7303296

約数和(自身を除く): 3333603

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 131, 259, 273, 333, 393, 481, 777, 819, 917, 1179, 1443, 1703, 2331, 2751, 3367, 4329, 4847, 5109, 8253, 10101, 11921, 14541, 15327, 30303, 33929, 35763, 43623, 63011, 101787, 107289, 189033, 305361, 441077, 567099, 1323231, 3969693]

約数ペア:

[(1, 3969693), (3, 1323231), (7, 567099), (9, 441077), (13, 305361), (21, 189033), (37, 107289), (39, 101787), (63, 63011), (91, 43623), (111, 35763), (117, 33929), (131, 30303), (259, 15327), (273, 14541), (333, 11921), (393, 10101), (481, 8253), (777, 5109), (819, 4847), (917, 4329), (1179, 3367), (1443, 2751), (1703, 2331)]