26866970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12157}}^1$

素因数の和:12194

約数の個数: 32

約数和(自身を含む): 55148688

約数和(自身を除く): 28281718

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 12157, 24314, 60785, 121570, 158041, 206669, 316082, 413338, 790205, 1033345, 1580410, 2066690, 2686697, 5373394, 13433485, 26866970]

約数ペア:

[(1, 26866970), (2, 13433485), (5, 5373394), (10, 2686697), (13, 2066690), (17, 1580410), (26, 1033345), (34, 790205), (65, 413338), (85, 316082), (130, 206669), (170, 158041), (221, 121570), (442, 60785), (1105, 24314), (2210, 12157)]