487183775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{16843}}^1$

素因数の和:16955

約数の個数: 24

約数和(自身を含む): 657926640

約数和(自身を除く): 170742865

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2225, 5785, 16843, 28925, 84215, 218959, 421075, 1094795, 1499027, 5473975, 7495135, 19487351, 37475675, 97436755, 487183775]

約数ペア:

[(1, 487183775), (5, 97436755), (13, 37475675), (25, 19487351), (65, 7495135), (89, 5473975), (325, 1499027), (445, 1094795), (1157, 421075), (2225, 218959), (5785, 84215), (16843, 28925)]