31120336

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:728

約数の個数: 60

約数和(自身を含む): 69233292

約数和(自身を除く): 38112956

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 677, 884, 1352, 1354, 1768, 2704, 2708, 2873, 3536, 5416, 5746, 8801, 10832, 11492, 11509, 17602, 22984, 23018, 35204, 45968, 46036, 70408, 92072, 114413, 140816, 149617, 184144, 228826, 299234, 457652, 598468, 915304, 1196936, 1830608, 1945021, 2393872, 3890042, 7780084, 15560168, 31120336]

約数ペア:

[(1, 31120336), (2, 15560168), (4, 7780084), (8, 3890042), (13, 2393872), (16, 1945021), (17, 1830608), (26, 1196936), (34, 915304), (52, 598468), (68, 457652), (104, 299234), (136, 228826), (169, 184144), (208, 149617), (221, 140816), (272, 114413), (338, 92072), (442, 70408), (676, 46036), (677, 45968), (884, 35204), (1352, 23018), (1354, 22984), (1768, 17602), (2704, 11509), (2708, 11492), (2873, 10832), (3536, 8801), (5416, 5746)]