538432893

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{13687}}^1$

素因数の和:13774

約数の個数: 32

約数和(自身を含む): 840990720

約数和(自身を除く): 302557827

約数列:

[1, 3, 9, 27, 31, 47, 93, 141, 279, 423, 837, 1269, 1457, 4371, 13113, 13687, 39339, 41061, 123183, 369549, 424297, 643289, 1272891, 1929867, 3818673, 5789601, 11456019, 17368803, 19941959, 59825877, 179477631, 538432893]

約数ペア:

[(1, 538432893), (3, 179477631), (9, 59825877), (27, 19941959), (31, 17368803), (47, 11456019), (93, 5789601), (141, 3818673), (279, 1929867), (423, 1272891), (837, 643289), (1269, 424297), (1457, 369549), (4371, 123183), (13113, 41061), (13687, 39339)]