72480751

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 89286624

約数和(自身を除く): 16805873

約数列:

[1, 7, 23, 49, 73, 161, 511, 881, 1127, 1679, 3577, 6167, 11753, 20263, 43169, 64313, 82271, 141841, 450191, 992887, 1479199, 3151337, 10354393, 72480751]

約数ペア:

[(1, 72480751), (7, 10354393), (23, 3151337), (49, 1479199), (73, 992887), (161, 450191), (511, 141841), (881, 82271), (1127, 64313), (1679, 43169), (3577, 20263), (6167, 11753)]