990803571

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{5471}}^1$

素因数の和:5611

約数の個数: 32

約数和(自身を含む): 1446709248

約数和(自身を除く): 455905677

約数列:

[1, 3, 17, 51, 53, 67, 159, 201, 901, 1139, 2703, 3417, 3551, 5471, 10653, 16413, 60367, 93007, 181101, 279021, 289963, 366557, 869889, 1099671, 4929371, 6231469, 14788113, 18694407, 19427521, 58282563, 330267857, 990803571]

約数ペア:

[(1, 990803571), (3, 330267857), (17, 58282563), (51, 19427521), (53, 18694407), (67, 14788113), (159, 6231469), (201, 4929371), (901, 1099671), (1139, 869889), (2703, 366557), (3417, 289963), (3551, 279021), (5471, 181101), (10653, 93007), (16413, 60367)]