13666737

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 21340800

約数和(自身を除く): 7674063

約数列:

[1, 3, 7, 21, 49, 147, 239, 389, 717, 1167, 1673, 2723, 5019, 8169, 11711, 19061, 35133, 57183, 92971, 278913, 650797, 1952391, 4555579, 13666737]

約数ペア:

[(1, 13666737), (3, 4555579), (7, 1952391), (21, 650797), (49, 278913), (147, 92971), (239, 57183), (389, 35133), (717, 19061), (1167, 11711), (1673, 8169), (2723, 5019)]