17485713

素因数分解:

$3^4\times 7^1\times {\mathrm{30839}}^1$

素因数の和:30858

約数の個数: 20

約数和(自身を含む): 29853120

約数和(自身を除く): 12367407

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 30839, 92517, 215873, 277551, 647619, 832653, 1942857, 2497959, 5828571, 17485713]

約数ペア:

[(1, 17485713), (3, 5828571), (7, 2497959), (9, 1942857), (21, 832653), (27, 647619), (63, 277551), (81, 215873), (189, 92517), (567, 30839)]