77580209

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 90639360

約数和(自身を除く): 13059151

約数列:

[1, 7, 71, 139, 497, 973, 1123, 7861, 9869, 69083, 79733, 156097, 558131, 1092679, 11082887, 77580209]

約数ペア:

[(1, 77580209), (7, 11082887), (71, 1092679), (139, 558131), (497, 156097), (973, 79733), (1123, 69083), (7861, 9869)]