78077974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{10391}}^1$

素因数の和:10440

約数の個数: 24

約数和(自身を含む): 133994448

約数和(自身を除く): 55916474

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 10391, 20782, 135083, 176647, 270166, 353294, 2296411, 3002999, 4592822, 6005998, 39038987, 78077974]

約数ペア:

[(1, 78077974), (2, 39038987), (13, 6005998), (17, 4592822), (26, 3002999), (34, 2296411), (221, 353294), (289, 270166), (442, 176647), (578, 135083), (3757, 20782), (7514, 10391)]