79781961

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{1021}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 123719232

約数和(自身を除く): 43937271

約数列:

[1, 3, 7, 21, 61, 183, 427, 1021, 1281, 3063, 3721, 7147, 11163, 21441, 26047, 62281, 78141, 186843, 435967, 1307901, 3799141, 11397423, 26593987, 79781961]

約数ペア:

[(1, 79781961), (3, 26593987), (7, 11397423), (21, 3799141), (61, 1307901), (183, 435967), (427, 186843), (1021, 78141), (1281, 62281), (3063, 26047), (3721, 21441), (7147, 11163)]