268289268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2683}}^1$

素因数の和:3344

約数の個数: 48

約数和(自身を含む): 675466176

約数和(自身を除く): 407176908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 641, 1282, 1923, 2564, 2683, 3846, 5366, 7692, 8049, 8333, 10732, 16098, 16666, 24999, 32196, 33332, 34879, 49998, 69758, 99996, 104637, 139516, 209274, 418548, 1719803, 3439606, 5159409, 6879212, 10318818, 20637636, 22357439, 44714878, 67072317, 89429756, 134144634, 268289268]

約数ペア:

[(1, 268289268), (2, 134144634), (3, 89429756), (4, 67072317), (6, 44714878), (12, 22357439), (13, 20637636), (26, 10318818), (39, 6879212), (52, 5159409), (78, 3439606), (156, 1719803), (641, 418548), (1282, 209274), (1923, 139516), (2564, 104637), (2683, 99996), (3846, 69758), (5366, 49998), (7692, 34879), (8049, 33332), (8333, 32196), (10732, 24999), (16098, 16666)]