194081013

素因数分解:

$3^2\times 7^2\times {\mathrm{440093}}^1$

素因数の和:440113

約数の個数: 18

約数和(自身を含む): 326109654

約数和(自身を除く): 132028641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 440093, 1320279, 3080651, 3960837, 9241953, 21564557, 27725859, 64693671, 194081013]

約数ペア:

[(1, 194081013), (3, 64693671), (7, 27725859), (9, 21564557), (21, 9241953), (49, 3960837), (63, 3080651), (147, 1320279), (441, 440093)]