81213048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161137}}^1$

素因数の和:161156

約数の個数: 48

約数和(自身を含む): 251375280

約数和(自身を除く): 170162232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161137, 322274, 483411, 644548, 966822, 1127959, 1289096, 1450233, 1933644, 2255918, 2900466, 3383877, 3867288, 4511836, 5800932, 6767754, 9023672, 10151631, 11601864, 13535508, 20303262, 27071016, 40606524, 81213048]

約数ペア:

[(1, 81213048), (2, 40606524), (3, 27071016), (4, 20303262), (6, 13535508), (7, 11601864), (8, 10151631), (9, 9023672), (12, 6767754), (14, 5800932), (18, 4511836), (21, 3867288), (24, 3383877), (28, 2900466), (36, 2255918), (42, 1933644), (56, 1450233), (63, 1289096), (72, 1127959), (84, 966822), (126, 644548), (168, 483411), (252, 322274), (504, 161137)]