161654479

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4129}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 203394240

約数和(自身を除く): 41739761

約数列:

[1, 7, 17, 47, 49, 119, 329, 799, 833, 2303, 4129, 5593, 28903, 39151, 70193, 194063, 202321, 491351, 1358441, 3299071, 3439457, 9509087, 23093497, 161654479]

約数ペア:

[(1, 161654479), (7, 23093497), (17, 9509087), (47, 3439457), (49, 3299071), (119, 1358441), (329, 491351), (799, 202321), (833, 194063), (2303, 70193), (4129, 39151), (5593, 28903)]