197953945

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137947}}^1$

素因数の和:138000

約数の個数: 16

約数和(自身を含む): 278103168

約数和(自身を除く): 80149223

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 137947, 689735, 965629, 4828145, 5655827, 28279135, 39590789, 197953945]

約数ペア:

[(1, 197953945), (5, 39590789), (7, 28279135), (35, 5655827), (41, 4828145), (205, 965629), (287, 689735), (1435, 137947)]