31573256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 70826490

約数和(自身を除く): 39253234

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 169, 193, 242, 286, 338, 386, 484, 572, 676, 772, 968, 1144, 1352, 1544, 1573, 1859, 2123, 2509, 3146, 3718, 4246, 5018, 6292, 7436, 8492, 10036, 12584, 14872, 16984, 20072, 20449, 23353, 27599, 32617, 40898, 46706, 55198, 65234, 81796, 93412, 110396, 130468, 163592, 186824, 220792, 260936, 303589, 358787, 607178, 717574, 1214356, 1435148, 2428712, 2870296, 3946657, 7893314, 15786628, 31573256]

約数ペア:

[(1, 31573256), (2, 15786628), (4, 7893314), (8, 3946657), (11, 2870296), (13, 2428712), (22, 1435148), (26, 1214356), (44, 717574), (52, 607178), (88, 358787), (104, 303589), (121, 260936), (143, 220792), (169, 186824), (193, 163592), (242, 130468), (286, 110396), (338, 93412), (386, 81796), (484, 65234), (572, 55198), (676, 46706), (772, 40898), (968, 32617), (1144, 27599), (1352, 23353), (1544, 20449), (1573, 20072), (1859, 16984), (2123, 14872), (2509, 12584), (3146, 10036), (3718, 8492), (4246, 7436), (5018, 6292)]