201721107

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{234287}}^1$

素因数の和:234338

約数の個数: 16

約数和(自身を含む): 314883072

約数和(自身を除く): 113161965

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 234287, 702861, 1640009, 4920027, 9605767, 28817301, 67240369, 201721107]

約数ペア:

[(1, 201721107), (3, 67240369), (7, 28817301), (21, 9605767), (41, 4920027), (123, 1640009), (287, 702861), (861, 234287)]