239854365

素因数分解:

$3^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1747}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 435210048

約数和(自身を除く): 195355683

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 243, 339, 405, 565, 1017, 1215, 1695, 1747, 3051, 5085, 5241, 8735, 9153, 15255, 15723, 26205, 27459, 45765, 47169, 78615, 137295, 141507, 197411, 235845, 424521, 592233, 707535, 987055, 1776699, 2122605, 2961165, 5330097, 8883495, 15990291, 26650485, 47970873, 79951455, 239854365]

約数ペア:

[(1, 239854365), (3, 79951455), (5, 47970873), (9, 26650485), (15, 15990291), (27, 8883495), (45, 5330097), (81, 2961165), (113, 2122605), (135, 1776699), (243, 987055), (339, 707535), (405, 592233), (565, 424521), (1017, 235845), (1215, 197411), (1695, 141507), (1747, 137295), (3051, 78615), (5085, 47169), (5241, 45765), (8735, 27459), (9153, 26205), (15255, 15723)]