1405866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 3732480

約数和(自身を除く): 2326614

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 154, 179, 187, 231, 238, 357, 358, 374, 462, 537, 561, 714, 1074, 1122, 1253, 1309, 1969, 2506, 2618, 3043, 3759, 3927, 3938, 5907, 6086, 7518, 7854, 9129, 11814, 13783, 18258, 21301, 27566, 33473, 41349, 42602, 63903, 66946, 82698, 100419, 127806, 200838, 234311, 468622, 702933, 1405866]

約数ペア:

[(1, 1405866), (2, 702933), (3, 468622), (6, 234311), (7, 200838), (11, 127806), (14, 100419), (17, 82698), (21, 66946), (22, 63903), (33, 42602), (34, 41349), (42, 33473), (51, 27566), (66, 21301), (77, 18258), (102, 13783), (119, 11814), (154, 9129), (179, 7854), (187, 7518), (231, 6086), (238, 5907), (357, 3938), (358, 3927), (374, 3759), (462, 3043), (537, 2618), (561, 2506), (714, 1969), (1074, 1309), (1122, 1253)]