15918910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3203}}^1$

素因数の和:3288

約数の個数: 32

約数和(自身を含む): 33219072

約数和(自身を除く): 17300162

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3203, 4970, 6406, 16015, 22421, 32030, 44842, 112105, 224210, 227413, 454826, 1137065, 1591891, 2274130, 3183782, 7959455, 15918910]

約数ペア:

[(1, 15918910), (2, 7959455), (5, 3183782), (7, 2274130), (10, 1591891), (14, 1137065), (35, 454826), (70, 227413), (71, 224210), (142, 112105), (355, 44842), (497, 32030), (710, 22421), (994, 16015), (2485, 6406), (3203, 4970)]