72224481

素因数分解:

$3^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 115804544

約数和(自身を除く): 43580063

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 271, 343, 777, 813, 1029, 1813, 1897, 2401, 5439, 5691, 7203, 10027, 12691, 13279, 30081, 38073, 39837, 70189, 88837, 92953, 210567, 266511, 278859, 491323, 650671, 1473969, 1952013, 3439261, 10317783, 24074827, 72224481]

約数ペア:

[(1, 72224481), (3, 24074827), (7, 10317783), (21, 3439261), (37, 1952013), (49, 1473969), (111, 650671), (147, 491323), (259, 278859), (271, 266511), (343, 210567), (777, 92953), (813, 88837), (1029, 70189), (1813, 39837), (1897, 38073), (2401, 30081), (5439, 13279), (5691, 12691), (7203, 10027)]