178274964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2122321}}^1$

素因数の和:2122335

約数の個数: 24

約数和(自身を含む): 475400128

約数和(自身を除く): 297125164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2122321, 4244642, 6366963, 8489284, 12733926, 14856247, 25467852, 29712494, 44568741, 59424988, 89137482, 178274964]

約数ペア:

[(1, 178274964), (2, 89137482), (3, 59424988), (4, 44568741), (6, 29712494), (7, 25467852), (12, 14856247), (14, 12733926), (21, 8489284), (28, 6366963), (42, 4244642), (84, 2122321)]