2983905

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 5719680

約数和(自身を除く): 2735775

約数列:

[1, 3, 5, 9, 15, 23, 27, 31, 45, 69, 93, 115, 135, 155, 207, 279, 345, 465, 621, 713, 837, 961, 1035, 1395, 2139, 2883, 3105, 3565, 4185, 4805, 6417, 8649, 10695, 14415, 19251, 22103, 25947, 32085, 43245, 66309, 96255, 110515, 129735, 198927, 331545, 596781, 994635, 2983905]

約数ペア:

[(1, 2983905), (3, 994635), (5, 596781), (9, 331545), (15, 198927), (23, 129735), (27, 110515), (31, 96255), (45, 66309), (69, 43245), (93, 32085), (115, 25947), (135, 22103), (155, 19251), (207, 14415), (279, 10695), (345, 8649), (465, 6417), (621, 4805), (713, 4185), (837, 3565), (961, 3105), (1035, 2883), (1395, 2139)]