128585884

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{158357}}^1$

素因数の和:158397

約数の個数: 24

約数和(自身を含む): 266041440

約数和(自身を除く): 137455556

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 158357, 316714, 633428, 1108499, 2216998, 4433996, 4592353, 9184706, 18369412, 32146471, 64292942, 128585884]

約数ペア:

[(1, 128585884), (2, 64292942), (4, 32146471), (7, 18369412), (14, 9184706), (28, 4592353), (29, 4433996), (58, 2216998), (116, 1108499), (203, 633428), (406, 316714), (812, 158357)]