129578638

素因数分解:

$2^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{2143}}^1$

素因数の和:2776

約数の個数: 24

約数和(自身を含む): 226573632

約数和(自身を除く): 96994994

約数列:

[1, 2, 7, 14, 49, 98, 617, 1234, 2143, 4286, 4319, 8638, 15001, 30002, 30233, 60466, 105007, 210014, 1322231, 2644462, 9255617, 18511234, 64789319, 129578638]

約数ペア:

[(1, 129578638), (2, 64789319), (7, 18511234), (14, 9255617), (49, 2644462), (98, 1322231), (617, 210014), (1234, 105007), (2143, 60466), (4286, 30233), (4319, 30002), (8638, 15001)]