1569779919

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{42407}}^1$

素因数の和:42876

約数の個数: 20

約数和(自身を含む): 2350166544

約数和(自身を除く): 780386625

約数列:

[1, 3, 9, 27, 81, 457, 1371, 4113, 12339, 37017, 42407, 127221, 381663, 1144989, 3434967, 19379999, 58139997, 174419991, 523259973, 1569779919]

約数ペア:

[(1, 1569779919), (3, 523259973), (9, 174419991), (27, 58139997), (81, 19379999), (457, 3434967), (1371, 1144989), (4113, 381663), (12339, 127221), (37017, 42407)]