15650925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 27760128

約数和(自身を除く): 12109203

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 211, 215, 345, 575, 633, 645, 989, 1055, 1075, 1725, 2967, 3165, 3225, 4853, 4945, 5275, 9073, 14559, 14835, 15825, 24265, 24725, 27219, 45365, 72795, 74175, 121325, 136095, 208679, 226825, 363975, 626037, 680475, 1043395, 3130185, 5216975, 15650925]

約数ペア:

[(1, 15650925), (3, 5216975), (5, 3130185), (15, 1043395), (23, 680475), (25, 626037), (43, 363975), (69, 226825), (75, 208679), (115, 136095), (129, 121325), (211, 74175), (215, 72795), (345, 45365), (575, 27219), (633, 24725), (645, 24265), (989, 15825), (1055, 14835), (1075, 14559), (1725, 9073), (2967, 5275), (3165, 4945), (3225, 4853)]