405966498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{136139}}^1$

素因数の和:136222

約数の個数: 32

約数和(自身を含む): 940999680

約数和(自身を除く): 535033182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 136139, 272278, 408417, 816834, 952973, 1905946, 2858919, 5717838, 9665869, 19331738, 28997607, 57995214, 67661083, 135322166, 202983249, 405966498]

約数ペア:

[(1, 405966498), (2, 202983249), (3, 135322166), (6, 67661083), (7, 57995214), (14, 28997607), (21, 19331738), (42, 9665869), (71, 5717838), (142, 2858919), (213, 1905946), (426, 952973), (497, 816834), (994, 408417), (1491, 272278), (2982, 136139)]