78023043

素因数分解:

$3^2\times 7^2\times {\mathrm{176923}}^1$

素因数の和:176943

約数の個数: 18

約数和(自身を含む): 131100684

約数和(自身を除く): 53077641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 176923, 530769, 1238461, 1592307, 3715383, 8669227, 11146149, 26007681, 78023043]

約数ペア:

[(1, 78023043), (3, 26007681), (7, 11146149), (9, 8669227), (21, 3715383), (49, 1592307), (63, 1238461), (147, 530769), (441, 176923)]