1281976

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 2544480

約数和(自身を除く): 1262504

約数列:

[1, 2, 4, 8, 37, 61, 71, 74, 122, 142, 148, 244, 284, 296, 488, 568, 2257, 2627, 4331, 4514, 5254, 8662, 9028, 10508, 17324, 18056, 21016, 34648, 160247, 320494, 640988, 1281976]

約数ペア:

[(1, 1281976), (2, 640988), (4, 320494), (8, 160247), (37, 34648), (61, 21016), (71, 18056), (74, 17324), (122, 10508), (142, 9028), (148, 8662), (244, 5254), (284, 4514), (296, 4331), (488, 2627), (568, 2257)]