815652

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 2089360

約数和(自身を除く): 1273708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 163, 278, 326, 417, 489, 556, 652, 834, 978, 1251, 1467, 1668, 1956, 2502, 2934, 5004, 5868, 22657, 45314, 67971, 90628, 135942, 203913, 271884, 407826, 815652]

約数ペア:

[(1, 815652), (2, 407826), (3, 271884), (4, 203913), (6, 135942), (9, 90628), (12, 67971), (18, 45314), (36, 22657), (139, 5868), (163, 5004), (278, 2934), (326, 2502), (417, 1956), (489, 1668), (556, 1467), (652, 1251), (834, 978)]