68699589

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 107268096

約数和(自身を除く): 38568507

約数列:

[1, 3, 7, 21, 67, 157, 201, 311, 469, 471, 933, 1099, 1407, 2177, 3297, 6531, 10519, 20837, 31557, 48827, 62511, 73633, 145859, 146481, 220899, 341789, 437577, 1025367, 3271409, 9814227, 22899863, 68699589]

約数ペア:

[(1, 68699589), (3, 22899863), (7, 9814227), (21, 3271409), (67, 1025367), (157, 437577), (201, 341789), (311, 220899), (469, 146481), (471, 145859), (933, 73633), (1099, 62511), (1407, 48827), (2177, 31557), (3297, 20837), (6531, 10519)]