802890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 2280096

約数和(自身を除く): 1477206

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 811, 990, 1622, 2433, 4055, 4866, 7299, 8110, 8921, 12165, 14598, 17842, 24330, 26763, 36495, 44605, 53526, 72990, 80289, 89210, 133815, 160578, 267630, 401445, 802890]

約数ペア:

[(1, 802890), (2, 401445), (3, 267630), (5, 160578), (6, 133815), (9, 89210), (10, 80289), (11, 72990), (15, 53526), (18, 44605), (22, 36495), (30, 26763), (33, 24330), (45, 17842), (55, 14598), (66, 12165), (90, 8921), (99, 8110), (110, 7299), (165, 4866), (198, 4055), (330, 2433), (495, 1622), (811, 990)]