81328308

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{569}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 195222720

約数和(自身を除く): 113894412

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 277, 516, 554, 569, 831, 1108, 1138, 1662, 1707, 2276, 3324, 3414, 6828, 11911, 23822, 24467, 35733, 47644, 48934, 71466, 73401, 97868, 142932, 146802, 157613, 293604, 315226, 472839, 630452, 945678, 1891356, 6777359, 13554718, 20332077, 27109436, 40664154, 81328308]

約数ペア:

[(1, 81328308), (2, 40664154), (3, 27109436), (4, 20332077), (6, 13554718), (12, 6777359), (43, 1891356), (86, 945678), (129, 630452), (172, 472839), (258, 315226), (277, 293604), (516, 157613), (554, 146802), (569, 142932), (831, 97868), (1108, 73401), (1138, 71466), (1662, 48934), (1707, 47644), (2276, 35733), (3324, 24467), (3414, 23822), (6828, 11911)]