12884625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 25041744

約数和(自身を除く): 12157119

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 881, 975, 1125, 1625, 2643, 2925, 4405, 4875, 7929, 11453, 13215, 14625, 22025, 34359, 39645, 57265, 66075, 103077, 110125, 171795, 198225, 286325, 330375, 515385, 858975, 991125, 1431625, 2576925, 4294875, 12884625]

約数ペア:

[(1, 12884625), (3, 4294875), (5, 2576925), (9, 1431625), (13, 991125), (15, 858975), (25, 515385), (39, 330375), (45, 286325), (65, 198225), (75, 171795), (117, 110125), (125, 103077), (195, 66075), (225, 57265), (325, 39645), (375, 34359), (585, 22025), (881, 14625), (975, 13215), (1125, 11453), (1625, 7929), (2643, 4875), (2925, 4405)]