47221887

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 67184640

約数和(自身を除く): 19962753

約数列:

[1, 3, 47, 53, 71, 89, 141, 159, 213, 267, 2491, 3337, 3763, 4183, 4717, 6319, 7473, 10011, 11289, 12549, 14151, 18957, 176861, 221699, 296993, 334907, 530583, 665097, 890979, 1004721, 15740629, 47221887]

約数ペア:

[(1, 47221887), (3, 15740629), (47, 1004721), (53, 890979), (71, 665097), (89, 530583), (141, 334907), (159, 296993), (213, 221699), (267, 176861), (2491, 18957), (3337, 14151), (3763, 12549), (4183, 11289), (4717, 10011), (6319, 7473)]