71979245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^2$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 96088776

約数和(自身を除く): 24109531

約数列:

[1, 5, 13, 37, 65, 173, 185, 481, 865, 2249, 2405, 6401, 11245, 29929, 32005, 83213, 149645, 389077, 416065, 1107373, 1945385, 5536865, 14395849, 71979245]

約数ペア:

[(1, 71979245), (5, 14395849), (13, 5536865), (37, 1945385), (65, 1107373), (173, 416065), (185, 389077), (481, 149645), (865, 83213), (2249, 32005), (2405, 29929), (6401, 11245)]