1557588774

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{26893}}^1$

素因数の和:27109

約数の個数: 48

約数和(自身を含む): 3642308208

約数和(自身を除く): 2084719434

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 197, 294, 394, 591, 1182, 1379, 2758, 4137, 8274, 9653, 19306, 26893, 28959, 53786, 57918, 80679, 161358, 188251, 376502, 564753, 1129506, 1317757, 2635514, 3953271, 5297921, 7906542, 10595842, 15893763, 31787526, 37085447, 74170894, 111256341, 222512682, 259598129, 519196258, 778794387, 1557588774]

約数ペア:

[(1, 1557588774), (2, 778794387), (3, 519196258), (6, 259598129), (7, 222512682), (14, 111256341), (21, 74170894), (42, 37085447), (49, 31787526), (98, 15893763), (147, 10595842), (197, 7906542), (294, 5297921), (394, 3953271), (591, 2635514), (1182, 1317757), (1379, 1129506), (2758, 564753), (4137, 376502), (8274, 188251), (9653, 161358), (19306, 80679), (26893, 57918), (28959, 53786)]