72631689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 36232311

約数列:

[1, 3, 13, 29, 39, 87, 149, 377, 431, 447, 1131, 1293, 1937, 4321, 5603, 5811, 12499, 12963, 16809, 37497, 56173, 64219, 162487, 168519, 192657, 487461, 834847, 1862351, 2504541, 5587053, 24210563, 72631689]

約数ペア:

[(1, 72631689), (3, 24210563), (13, 5587053), (29, 2504541), (39, 1862351), (87, 834847), (149, 487461), (377, 192657), (431, 168519), (447, 162487), (1131, 64219), (1293, 56173), (1937, 37497), (4321, 16809), (5603, 12963), (5811, 12499)]