31999198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4421}}^1$

素因数の和:4488

約数の個数: 32

約数和(自身を含む): 61129728

約数和(自身を除く): 29130530

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 3619, 4421, 7238, 8842, 30947, 48631, 61894, 97262, 207787, 340417, 415574, 680834, 1454509, 2285657, 2909018, 4571314, 15999599, 31999198]

約数ペア:

[(1, 31999198), (2, 15999599), (7, 4571314), (11, 2909018), (14, 2285657), (22, 1454509), (47, 680834), (77, 415574), (94, 340417), (154, 207787), (329, 97262), (517, 61894), (658, 48631), (1034, 30947), (3619, 8842), (4421, 7238)]