72147335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 96864768

約数和(自身を除く): 24717433

約数列:

[1, 5, 13, 43, 65, 83, 215, 311, 415, 559, 1079, 1555, 2795, 3569, 4043, 5395, 13373, 17845, 20215, 25813, 46397, 66865, 129065, 173849, 231985, 335569, 869245, 1109959, 1677845, 5549795, 14429467, 72147335]

約数ペア:

[(1, 72147335), (5, 14429467), (13, 5549795), (43, 1677845), (65, 1109959), (83, 869245), (215, 335569), (311, 231985), (415, 173849), (559, 129065), (1079, 66865), (1555, 46397), (2795, 25813), (3569, 20215), (4043, 17845), (5395, 13373)]