39393825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 69745536

約数和(自身を除く): 30351711

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 345, 557, 575, 615, 943, 1025, 1671, 1725, 2785, 2829, 3075, 4715, 8355, 12811, 13925, 14145, 22837, 23575, 38433, 41775, 64055, 68511, 70725, 114185, 192165, 320275, 342555, 525251, 570925, 960825, 1575753, 1712775, 2626255, 7878765, 13131275, 39393825]

約数ペア:

[(1, 39393825), (3, 13131275), (5, 7878765), (15, 2626255), (23, 1712775), (25, 1575753), (41, 960825), (69, 570925), (75, 525251), (115, 342555), (123, 320275), (205, 192165), (345, 114185), (557, 70725), (575, 68511), (615, 64055), (943, 41775), (1025, 38433), (1671, 23575), (1725, 22837), (2785, 14145), (2829, 13925), (3075, 12811), (4715, 8355)]