207858015

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{66943}}^1$

素因数の和:66980

約数の個数: 32

約数和(自身を含む): 385597440

約数和(自身を除く): 177739425

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 66943, 200829, 334715, 602487, 1004145, 1539689, 1807461, 3012435, 4619067, 7698445, 9037305, 13857201, 23095335, 41571603, 69286005, 207858015]

約数ペア:

[(1, 207858015), (3, 69286005), (5, 41571603), (9, 23095335), (15, 13857201), (23, 9037305), (27, 7698445), (45, 4619067), (69, 3012435), (115, 1807461), (135, 1539689), (207, 1004145), (345, 602487), (621, 334715), (1035, 200829), (3105, 66943)]