69408688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{255179}}^1$

素因数の和:255204

約数の個数: 20

約数和(自身を含む): 142390440

約数和(自身を除く): 72981752

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 255179, 510358, 1020716, 2041432, 4082864, 4338043, 8676086, 17352172, 34704344, 69408688]

約数ペア:

[(1, 69408688), (2, 34704344), (4, 17352172), (8, 8676086), (16, 4338043), (17, 4082864), (34, 2041432), (68, 1020716), (136, 510358), (272, 255179)]