1688895975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{10627}}^1$

素因数の和:10816

約数の個数: 48

約数和(自身を含む): 3025834112

約数和(自身を除く): 1336938137

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 163, 195, 325, 489, 815, 975, 2119, 2445, 4075, 6357, 10595, 10627, 12225, 31785, 31881, 52975, 53135, 138151, 158925, 159405, 265675, 414453, 690755, 797025, 1732201, 2072265, 3453775, 5196603, 8661005, 10361325, 22518613, 25983015, 43305025, 67555839, 112593065, 129915075, 337779195, 562965325, 1688895975]

約数ペア:

[(1, 1688895975), (3, 562965325), (5, 337779195), (13, 129915075), (15, 112593065), (25, 67555839), (39, 43305025), (65, 25983015), (75, 22518613), (163, 10361325), (195, 8661005), (325, 5196603), (489, 3453775), (815, 2072265), (975, 1732201), (2119, 797025), (2445, 690755), (4075, 414453), (6357, 265675), (10595, 159405), (10627, 158925), (12225, 138151), (31785, 53135), (31881, 52975)]