13503357

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 24336000

約数和(自身を除く): 10832643

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 389, 399, 551, 609, 1167, 1197, 1653, 1827, 2723, 3501, 3857, 4959, 7391, 8169, 11281, 11571, 22173, 24507, 33843, 34713, 51737, 66519, 78967, 101529, 155211, 214339, 236901, 465633, 643017, 710703, 1500373, 1929051, 4501119, 13503357]

約数ペア:

[(1, 13503357), (3, 4501119), (7, 1929051), (9, 1500373), (19, 710703), (21, 643017), (29, 465633), (57, 236901), (63, 214339), (87, 155211), (133, 101529), (171, 78967), (203, 66519), (261, 51737), (389, 34713), (399, 33843), (551, 24507), (609, 22173), (1167, 11571), (1197, 11281), (1653, 8169), (1827, 7391), (2723, 4959), (3501, 3857)]