39907569

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 19967631

約数列:

[1, 3, 13, 39, 43, 53, 129, 159, 449, 559, 689, 1347, 1677, 2067, 2279, 5837, 6837, 17511, 19307, 23797, 29627, 57921, 71391, 88881, 250991, 309361, 752973, 928083, 1023271, 3069813, 13302523, 39907569]

約数ペア:

[(1, 39907569), (3, 13302523), (13, 3069813), (39, 1023271), (43, 928083), (53, 752973), (129, 309361), (159, 250991), (449, 88881), (559, 71391), (689, 57921), (1347, 29627), (1677, 23797), (2067, 19307), (2279, 17511), (5837, 6837)]