15666256081

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 18328826880

約数和(自身を除く): 2662570799

約数列:

[1, 7, 79, 181, 281, 553, 557, 1267, 1967, 3899, 14299, 22199, 44003, 50861, 100093, 100817, 155393, 156517, 308021, 356027, 705719, 1095619, 4018019, 7964543, 12364843, 28126133, 28329577, 55751801, 86553901, 198307039, 2238036583, 15666256081]

約数ペア:

[(1, 15666256081), (7, 2238036583), (79, 198307039), (181, 86553901), (281, 55751801), (553, 28329577), (557, 28126133), (1267, 12364843), (1967, 7964543), (3899, 4018019), (14299, 1095619), (22199, 705719), (44003, 356027), (50861, 308021), (100093, 156517), (100817, 155393)]