13123845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 26462592

約数和(自身を除く): 13338747

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 683, 915, 1281, 2049, 2135, 2745, 3415, 3843, 4781, 6147, 6405, 10245, 14343, 19215, 23905, 30735, 41663, 43029, 71715, 124989, 208315, 215145, 291641, 374967, 624945, 874923, 1458205, 1874835, 2624769, 4374615, 13123845]

約数ペア:

[(1, 13123845), (3, 4374615), (5, 2624769), (7, 1874835), (9, 1458205), (15, 874923), (21, 624945), (35, 374967), (45, 291641), (61, 215145), (63, 208315), (105, 124989), (183, 71715), (305, 43029), (315, 41663), (427, 30735), (549, 23905), (683, 19215), (915, 14343), (1281, 10245), (2049, 6405), (2135, 6147), (2745, 4781), (3415, 3843)]