9902190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 25214976

約数和(自身を除く): 15312786

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 113, 115, 127, 138, 226, 230, 254, 339, 345, 381, 565, 635, 678, 690, 762, 1130, 1270, 1695, 1905, 2599, 2921, 3390, 3810, 5198, 5842, 7797, 8763, 12995, 14351, 14605, 15594, 17526, 25990, 28702, 29210, 38985, 43053, 43815, 71755, 77970, 86106, 87630, 143510, 215265, 330073, 430530, 660146, 990219, 1650365, 1980438, 3300730, 4951095, 9902190]

約数ペア:

[(1, 9902190), (2, 4951095), (3, 3300730), (5, 1980438), (6, 1650365), (10, 990219), (15, 660146), (23, 430530), (30, 330073), (46, 215265), (69, 143510), (113, 87630), (115, 86106), (127, 77970), (138, 71755), (226, 43815), (230, 43053), (254, 38985), (339, 29210), (345, 28702), (381, 25990), (565, 17526), (635, 15594), (678, 14605), (690, 14351), (762, 12995), (1130, 8763), (1270, 7797), (1695, 5842), (1905, 5198), (2599, 3810), (2921, 3390)]