13184913

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 21012480

約数和(自身を除く): 7827567

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 239, 259, 497, 717, 777, 1491, 1673, 2627, 5019, 7881, 8843, 16969, 18389, 26529, 50907, 55167, 61901, 118783, 185703, 356349, 627853, 1883559, 4394971, 13184913]

約数ペア:

[(1, 13184913), (3, 4394971), (7, 1883559), (21, 627853), (37, 356349), (71, 185703), (111, 118783), (213, 61901), (239, 55167), (259, 50907), (497, 26529), (717, 18389), (777, 16969), (1491, 8843), (1673, 7881), (2627, 5019)]