717771470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{28027}}^1$

素因数の和:28244

約数の個数: 32

約数和(自身を含む): 1398485088

約数和(自身を除く): 680713618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 5122, 12805, 25610, 28027, 56054, 140135, 280270, 364351, 728702, 1821755, 3643510, 5521319, 11042638, 27606595, 55213190, 71777147, 143554294, 358885735, 717771470]

約数ペア:

[(1, 717771470), (2, 358885735), (5, 143554294), (10, 71777147), (13, 55213190), (26, 27606595), (65, 11042638), (130, 5521319), (197, 3643510), (394, 1821755), (985, 728702), (1970, 364351), (2561, 280270), (5122, 140135), (12805, 56054), (25610, 28027)]