74995809

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 116951040

約数和(自身を除く): 41955231

約数列:

[1, 3, 7, 21, 71, 179, 213, 281, 497, 537, 843, 1253, 1491, 1967, 3759, 5901, 12709, 19951, 38127, 50299, 59853, 88963, 139657, 150897, 266889, 352093, 418971, 1056279, 3571229, 10713687, 24998603, 74995809]

約数ペア:

[(1, 74995809), (3, 24998603), (7, 10713687), (21, 3571229), (71, 1056279), (179, 418971), (213, 352093), (281, 266889), (497, 150897), (537, 139657), (843, 88963), (1253, 59853), (1491, 50299), (1967, 38127), (3759, 19951), (5901, 12709)]