81465174

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{646549}}^1$

素因数の和:646564

約数の個数: 24

約数和(自身を含む): 201723600

約数和(自身を除く): 120258426

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 646549, 1293098, 1939647, 3879294, 4525843, 5818941, 9051686, 11637882, 13577529, 27155058, 40732587, 81465174]

約数ペア:

[(1, 81465174), (2, 40732587), (3, 27155058), (6, 13577529), (7, 11637882), (9, 9051686), (14, 5818941), (18, 4525843), (21, 3879294), (42, 1939647), (63, 1293098), (126, 646549)]