321519848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3217}}^1$

素因数の和:3298

約数の個数: 48

約数和(自身を含む): 671049540

約数和(自身を除く): 349529692

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 961, 1612, 1922, 3217, 3224, 3844, 6434, 7688, 12493, 12868, 24986, 25736, 41821, 49972, 83642, 99727, 99944, 167284, 199454, 334568, 398908, 797816, 1296451, 2592902, 3091537, 5185804, 6183074, 10371608, 12366148, 24732296, 40189981, 80379962, 160759924, 321519848]

約数ペア:

[(1, 321519848), (2, 160759924), (4, 80379962), (8, 40189981), (13, 24732296), (26, 12366148), (31, 10371608), (52, 6183074), (62, 5185804), (104, 3091537), (124, 2592902), (248, 1296451), (403, 797816), (806, 398908), (961, 334568), (1612, 199454), (1922, 167284), (3217, 99944), (3224, 99727), (3844, 83642), (6434, 49972), (7688, 41821), (12493, 25736), (12868, 24986)]