15138975

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2843}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 25391232

約数和(自身を除く): 10252257

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 2843, 5325, 8529, 14215, 42645, 71075, 201853, 213225, 605559, 1009265, 3027795, 5046325, 15138975]

約数ペア:

[(1, 15138975), (3, 5046325), (5, 3027795), (15, 1009265), (25, 605559), (71, 213225), (75, 201853), (213, 71075), (355, 42645), (1065, 14215), (1775, 8529), (2843, 5325)]