291210942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 72

約数和(自身を含む): 660198168

約数和(自身を除く): 368987226

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 121, 222, 242, 293, 363, 407, 586, 726, 814, 879, 1221, 1369, 1758, 2442, 2738, 3223, 4107, 4477, 6446, 8214, 8954, 9669, 10841, 13431, 15059, 19338, 21682, 26862, 30118, 32523, 35453, 45177, 65046, 70906, 90354, 106359, 119251, 165649, 212718, 238502, 331298, 357753, 401117, 496947, 715506, 802234, 993894, 1203351, 1311761, 2406702, 2623522, 3935283, 4412287, 7870566, 8824574, 13236861, 26473722, 48535157, 97070314, 145605471, 291210942]

約数ペア:

[(1, 291210942), (2, 145605471), (3, 97070314), (6, 48535157), (11, 26473722), (22, 13236861), (33, 8824574), (37, 7870566), (66, 4412287), (74, 3935283), (111, 2623522), (121, 2406702), (222, 1311761), (242, 1203351), (293, 993894), (363, 802234), (407, 715506), (586, 496947), (726, 401117), (814, 357753), (879, 331298), (1221, 238502), (1369, 212718), (1758, 165649), (2442, 119251), (2738, 106359), (3223, 90354), (4107, 70906), (4477, 65046), (6446, 45177), (8214, 35453), (8954, 32523), (9669, 30118), (10841, 26862), (13431, 21682), (15059, 19338)]