72442312

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 138019320

約数和(自身を除く): 65577008

約数列:

[1, 2, 4, 8, 137, 157, 274, 314, 421, 548, 628, 842, 1096, 1256, 1684, 3368, 21509, 43018, 57677, 66097, 86036, 115354, 132194, 172072, 230708, 264388, 461416, 528776, 9055289, 18110578, 36221156, 72442312]

約数ペア:

[(1, 72442312), (2, 36221156), (4, 18110578), (8, 9055289), (137, 528776), (157, 461416), (274, 264388), (314, 230708), (421, 172072), (548, 132194), (628, 115354), (842, 86036), (1096, 66097), (1256, 57677), (1684, 43018), (3368, 21509)]