1488890565

素因数分解:

$3^4\times 5^1\times {\mathrm{3676273}}^1$

素因数の和:3676290

約数の個数: 20

約数和(自身を含む): 2668974924

約数和(自身を除く): 1180084359

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3676273, 11028819, 18381365, 33086457, 55144095, 99259371, 165432285, 297778113, 496296855, 1488890565]

約数ペア:

[(1, 1488890565), (3, 496296855), (5, 297778113), (9, 165432285), (15, 99259371), (27, 55144095), (45, 33086457), (81, 18381365), (135, 11028819), (405, 3676273)]