918565570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2251}}^1$

素因数の和:2387

約数の個数: 64

約数和(自身を含む): 1847793024

約数和(自身を除く): 929227454

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 73, 86, 130, 146, 215, 365, 430, 559, 730, 949, 1118, 1898, 2251, 2795, 3139, 4502, 4745, 5590, 6278, 9490, 11255, 15695, 22510, 29263, 31390, 40807, 58526, 81614, 96793, 146315, 164323, 193586, 204035, 292630, 328646, 408070, 483965, 821615, 967930, 1258309, 1643230, 2136199, 2516618, 4272398, 6291545, 7065889, 10680995, 12583090, 14131778, 21361990, 35329445, 70658890, 91856557, 183713114, 459282785, 918565570]

約数ペア:

[(1, 918565570), (2, 459282785), (5, 183713114), (10, 91856557), (13, 70658890), (26, 35329445), (43, 21361990), (65, 14131778), (73, 12583090), (86, 10680995), (130, 7065889), (146, 6291545), (215, 4272398), (365, 2516618), (430, 2136199), (559, 1643230), (730, 1258309), (949, 967930), (1118, 821615), (1898, 483965), (2251, 408070), (2795, 328646), (3139, 292630), (4502, 204035), (4745, 193586), (5590, 164323), (6278, 146315), (9490, 96793), (11255, 81614), (15695, 58526), (22510, 40807), (29263, 31390)]