156977107216

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{1031}}^1\times {\mathrm{19381}}^1$

素因数の和:20911

約数の個数: 40

約数和(自身を含む): 305073920448

約数和(自身を除く): 148096813232

約数列:

[1, 2, 4, 8, 16, 491, 982, 1031, 1964, 2062, 3928, 4124, 7856, 8248, 16496, 19381, 38762, 77524, 155048, 310096, 506221, 1012442, 2024884, 4049768, 8099536, 9516071, 19032142, 19981811, 38064284, 39963622, 76128568, 79927244, 152257136, 159854488, 319708976, 9811069201, 19622138402, 39244276804, 78488553608, 156977107216]

約数ペア:

[(1, 156977107216), (2, 78488553608), (4, 39244276804), (8, 19622138402), (16, 9811069201), (491, 319708976), (982, 159854488), (1031, 152257136), (1964, 79927244), (2062, 76128568), (3928, 39963622), (4124, 38064284), (7856, 19981811), (8248, 19032142), (16496, 9516071), (19381, 8099536), (38762, 4049768), (77524, 2024884), (155048, 1012442), (310096, 506221)]