63888855

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 104683008

約数和(自身を除く): 40794153

約数列:

[1, 3, 5, 15, 67, 151, 201, 335, 421, 453, 755, 1005, 1263, 2105, 2265, 6315, 10117, 28207, 30351, 50585, 63571, 84621, 141035, 151755, 190713, 317855, 423105, 953565, 4259257, 12777771, 21296285, 63888855]

約数ペア:

[(1, 63888855), (3, 21296285), (5, 12777771), (15, 4259257), (67, 953565), (151, 423105), (201, 317855), (335, 190713), (421, 151755), (453, 141035), (755, 84621), (1005, 63571), (1263, 50585), (2105, 30351), (2265, 28207), (6315, 10117)]