127920976

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{61031}}^1$

素因数の和:61170

約数の個数: 20

約数和(自身を含む): 249742944

約数和(自身を除く): 121821968

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 61031, 122062, 244124, 488248, 976496, 7995061, 15990122, 31980244, 63960488, 127920976]

約数ペア:

[(1, 127920976), (2, 63960488), (4, 31980244), (8, 15990122), (16, 7995061), (131, 976496), (262, 488248), (524, 244124), (1048, 122062), (2096, 61031)]