17528030721

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{473513}}^1$

素因数の和:473982

約数の個数: 20

約数和(自身を含む): 26241198852

約数和(自身を除く): 8713168131

約数列:

[1, 3, 9, 27, 81, 457, 1371, 4113, 12339, 37017, 473513, 1420539, 4261617, 12784851, 38354553, 216395441, 649186323, 1947558969, 5842676907, 17528030721]

約数ペア:

[(1, 17528030721), (3, 5842676907), (9, 1947558969), (27, 649186323), (81, 216395441), (457, 38354553), (1371, 12784851), (4113, 4261617), (12339, 1420539), (37017, 473513)]