159868009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 200318976

約数和(自身を除く): 40450967

約数列:

[1, 7, 23, 37, 47, 161, 259, 329, 571, 851, 1081, 1739, 3997, 5957, 7567, 12173, 13133, 21127, 26837, 39997, 91931, 147889, 187859, 279979, 485921, 617251, 992969, 3401447, 4320757, 6950783, 22838287, 159868009]

約数ペア:

[(1, 159868009), (7, 22838287), (23, 6950783), (37, 4320757), (47, 3401447), (161, 992969), (259, 617251), (329, 485921), (571, 279979), (851, 187859), (1081, 147889), (1739, 91931), (3997, 39997), (5957, 26837), (7567, 21127), (12173, 13133)]