61641915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4561}}^1$

素因数の和:4639

約数の個数: 32

約数和(自身を含む): 106422336

約数和(自身を除く): 44780421

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 4561, 13515, 13683, 22805, 68415, 77537, 232611, 241733, 387685, 725199, 1163055, 1208665, 3625995, 4109461, 12328383, 20547305, 61641915]

約数ペア:

[(1, 61641915), (3, 20547305), (5, 12328383), (15, 4109461), (17, 3625995), (51, 1208665), (53, 1163055), (85, 725199), (159, 387685), (255, 241733), (265, 232611), (795, 77537), (901, 68415), (2703, 22805), (4505, 13683), (4561, 13515)]