819691398

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{7691}}^1$

素因数の和:7921

約数の個数: 48

約数和(自身を含む): 1843126272

約数和(自身を除く): 1023434874

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 191, 279, 382, 558, 573, 1146, 1719, 3438, 5921, 7691, 11842, 15382, 17763, 23073, 35526, 46146, 53289, 69219, 106578, 138438, 238421, 476842, 715263, 1430526, 1468981, 2145789, 2937962, 4291578, 4406943, 8813886, 13220829, 26441658, 45538411, 91076822, 136615233, 273230466, 409845699, 819691398]

約数ペア:

[(1, 819691398), (2, 409845699), (3, 273230466), (6, 136615233), (9, 91076822), (18, 45538411), (31, 26441658), (62, 13220829), (93, 8813886), (186, 4406943), (191, 4291578), (279, 2937962), (382, 2145789), (558, 1468981), (573, 1430526), (1146, 715263), (1719, 476842), (3438, 238421), (5921, 138438), (7691, 106578), (11842, 69219), (15382, 53289), (17763, 46146), (23073, 35526)]