409445078

素因数分解:

$2^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{19801}}^1$

素因数の和:20028

約数の個数: 24

約数和(自身を含む): 717862104

約数和(自身を除く): 308417026

約数列:

[1, 2, 7, 14, 49, 98, 211, 422, 1477, 2954, 10339, 19801, 20678, 39602, 138607, 277214, 970249, 1940498, 4178011, 8356022, 29246077, 58492154, 204722539, 409445078]

約数ペア:

[(1, 409445078), (2, 204722539), (7, 58492154), (14, 29246077), (49, 8356022), (98, 4178011), (211, 1940498), (422, 970249), (1477, 277214), (2954, 138607), (10339, 39602), (19801, 20678)]