218965678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{28123}}^1$

素因数の和:28371

約数の個数: 16

約数和(自身を含む): 349300080

約数和(自身を除く): 130334402

約数列:

[1, 2, 17, 34, 229, 458, 3893, 7786, 28123, 56246, 478091, 956182, 6440167, 12880334, 109482839, 218965678]

約数ペア:

[(1, 218965678), (2, 109482839), (17, 12880334), (34, 6440167), (229, 956182), (458, 478091), (3893, 56246), (7786, 28123)]