221865145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{23027}}^1$

素因数の和:23120

約数の個数: 16

約数和(自身を含む): 278546688

約数和(自身を除く): 56681543

約数列:

[1, 5, 41, 47, 205, 235, 1927, 9635, 23027, 115135, 944107, 1082269, 4720535, 5411345, 44373029, 221865145]

約数ペア:

[(1, 221865145), (5, 44373029), (41, 5411345), (47, 4720535), (205, 1082269), (235, 944107), (1927, 115135), (9635, 23027)]