131020218

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{148549}}^1$

素因数の和:148571

約数の個数: 36

約数和(自身を含む): 330226650

約数和(自身を除く): 199206432

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 148549, 297098, 445647, 891294, 1039843, 1336941, 2079686, 2673882, 3119529, 6239058, 7278901, 9358587, 14557802, 18717174, 21836703, 43673406, 65510109, 131020218]

約数ペア:

[(1, 131020218), (2, 65510109), (3, 43673406), (6, 21836703), (7, 18717174), (9, 14557802), (14, 9358587), (18, 7278901), (21, 6239058), (42, 3119529), (49, 2673882), (63, 2079686), (98, 1336941), (126, 1039843), (147, 891294), (294, 445647), (441, 297098), (882, 148549)]