215682281

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 251475840

約数和(自身を除く): 35793559

約数列:

[1, 17, 19, 43, 53, 293, 323, 731, 817, 901, 1007, 2279, 4981, 5567, 12599, 13889, 15529, 17119, 38743, 43301, 94639, 214183, 239381, 263993, 295051, 667747, 736117, 4069477, 5015867, 11351699, 12687193, 215682281]

約数ペア:

[(1, 215682281), (17, 12687193), (19, 11351699), (43, 5015867), (53, 4069477), (293, 736117), (323, 667747), (731, 295051), (817, 263993), (901, 239381), (1007, 214183), (2279, 94639), (4981, 43301), (5567, 38743), (12599, 17119), (13889, 15529)]