17917962237

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{886019}}^1$

素因数の和:886142

約数の個数: 32

約数和(自身を含む): 30620851200

約数和(自身を除く): 12702888963

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 2247, 2889, 6741, 20223, 886019, 2658057, 6202133, 7974171, 18606399, 23922513, 55819197, 94804033, 167457591, 284412099, 663628231, 853236297, 1990884693, 2559708891, 5972654079, 17917962237]

約数ペア:

[(1, 17917962237), (3, 5972654079), (7, 2559708891), (9, 1990884693), (21, 853236297), (27, 663628231), (63, 284412099), (107, 167457591), (189, 94804033), (321, 55819197), (749, 23922513), (963, 18606399), (2247, 7974171), (2889, 6202133), (6741, 2658057), (20223, 886019)]