12781470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 48

約数和(自身を含む): 33229872

約数和(自身を除く): 20448402

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2521, 2535, 5042, 5070, 7563, 12605, 15126, 25210, 32773, 37815, 65546, 75630, 98319, 163865, 196638, 327730, 426049, 491595, 852098, 983190, 1278147, 2130245, 2556294, 4260490, 6390735, 12781470]

約数ペア:

[(1, 12781470), (2, 6390735), (3, 4260490), (5, 2556294), (6, 2130245), (10, 1278147), (13, 983190), (15, 852098), (26, 491595), (30, 426049), (39, 327730), (65, 196638), (78, 163865), (130, 98319), (169, 75630), (195, 65546), (338, 37815), (390, 32773), (507, 25210), (845, 15126), (1014, 12605), (1690, 7563), (2521, 5070), (2535, 5042)]