291217976

素因数分解:

$2^3\times 7^3\times {\mathrm{106129}}^1$

素因数の和:106156

約数の個数: 32

約数和(自身を含む): 636780000

約数和(自身を除く): 345562024

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 106129, 212258, 424516, 742903, 849032, 1485806, 2971612, 5200321, 5943224, 10400642, 20801284, 36402247, 41602568, 72804494, 145608988, 291217976]

約数ペア:

[(1, 291217976), (2, 145608988), (4, 72804494), (7, 41602568), (8, 36402247), (14, 20801284), (28, 10400642), (49, 5943224), (56, 5200321), (98, 2971612), (196, 1485806), (343, 849032), (392, 742903), (686, 424516), (1372, 212258), (2744, 106129)]