15705768975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{28211}}^1$

素因数の和:28808

約数の個数: 48

約数和(自身を含む): 28014290304

約数和(自身を除く): 12308521329

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 571, 975, 1713, 2855, 7423, 8565, 14275, 22269, 28211, 37115, 42825, 84633, 111345, 141055, 185575, 366743, 423165, 556725, 705275, 1100229, 1833715, 2115825, 5501145, 9168575, 16108481, 27505725, 48325443, 80542405, 209410253, 241627215, 402712025, 628230759, 1047051265, 1208136075, 3141153795, 5235256325, 15705768975]

約数ペア:

[(1, 15705768975), (3, 5235256325), (5, 3141153795), (13, 1208136075), (15, 1047051265), (25, 628230759), (39, 402712025), (65, 241627215), (75, 209410253), (195, 80542405), (325, 48325443), (571, 27505725), (975, 16108481), (1713, 9168575), (2855, 5501145), (7423, 2115825), (8565, 1833715), (14275, 1100229), (22269, 705275), (28211, 556725), (37115, 423165), (42825, 366743), (84633, 185575), (111345, 141055)]