12938670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 34827840

約数和(自身を除く): 21889170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 173, 270, 277, 346, 519, 554, 831, 865, 1038, 1385, 1557, 1662, 1730, 2493, 2595, 2770, 3114, 4155, 4671, 4986, 5190, 7479, 7785, 8310, 9342, 12465, 14958, 15570, 23355, 24930, 37395, 46710, 47921, 74790, 95842, 143763, 239605, 287526, 431289, 479210, 718815, 862578, 1293867, 1437630, 2156445, 2587734, 4312890, 6469335, 12938670]

約数ペア:

[(1, 12938670), (2, 6469335), (3, 4312890), (5, 2587734), (6, 2156445), (9, 1437630), (10, 1293867), (15, 862578), (18, 718815), (27, 479210), (30, 431289), (45, 287526), (54, 239605), (90, 143763), (135, 95842), (173, 74790), (270, 47921), (277, 46710), (346, 37395), (519, 24930), (554, 23355), (831, 15570), (865, 14958), (1038, 12465), (1385, 9342), (1557, 8310), (1662, 7785), (1730, 7479), (2493, 5190), (2595, 4986), (2770, 4671), (3114, 4155)]