31136625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2163

約数の個数: 48

約数和(自身を含む): 60474960

約数和(自身を除く): 29338335

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1625, 2129, 2925, 4875, 6387, 10645, 14625, 19161, 27677, 31935, 53225, 83031, 95805, 138385, 159675, 249093, 266125, 415155, 479025, 691925, 798375, 1245465, 2075775, 2395125, 3459625, 6227325, 10378875, 31136625]

約数ペア:

[(1, 31136625), (3, 10378875), (5, 6227325), (9, 3459625), (13, 2395125), (15, 2075775), (25, 1245465), (39, 798375), (45, 691925), (65, 479025), (75, 415155), (117, 266125), (125, 249093), (195, 159675), (225, 138385), (325, 95805), (375, 83031), (585, 53225), (975, 31935), (1125, 27677), (1625, 19161), (2129, 14625), (2925, 10645), (4875, 6387)]