13221428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 36

約数和(自身を含む): 25919040

約数和(自身を除く): 12697612

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 236, 242, 463, 484, 649, 926, 1298, 1852, 2596, 5093, 7139, 10186, 14278, 20372, 27317, 28556, 54634, 56023, 109268, 112046, 224092, 300487, 600974, 1201948, 3305357, 6610714, 13221428]

約数ペア:

[(1, 13221428), (2, 6610714), (4, 3305357), (11, 1201948), (22, 600974), (44, 300487), (59, 224092), (118, 112046), (121, 109268), (236, 56023), (242, 54634), (463, 28556), (484, 27317), (649, 20372), (926, 14278), (1298, 10186), (1852, 7139), (2596, 5093)]