312314990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{141319}}^1$

素因数の和:141356

約数の個数: 32

約数和(自身を含む): 641027520

約数和(自身を除く): 328712530

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 141319, 282638, 706595, 1413190, 1837147, 2402423, 3674294, 4804846, 9185735, 12012115, 18371470, 24024230, 31231499, 62462998, 156157495, 312314990]

約数ペア:

[(1, 312314990), (2, 156157495), (5, 62462998), (10, 31231499), (13, 24024230), (17, 18371470), (26, 12012115), (34, 9185735), (65, 4804846), (85, 3674294), (130, 2402423), (170, 1837147), (221, 1413190), (442, 706595), (1105, 282638), (2210, 141319)]