31998590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14479}}^1$

素因数の和:14516

約数の個数: 32

約数和(自身を含む): 65681280

約数和(自身を除く): 33682690

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14479, 28958, 72395, 144790, 188227, 246143, 376454, 492286, 941135, 1230715, 1882270, 2461430, 3199859, 6399718, 15999295, 31998590]

約数ペア:

[(1, 31998590), (2, 15999295), (5, 6399718), (10, 3199859), (13, 2461430), (17, 1882270), (26, 1230715), (34, 941135), (65, 492286), (85, 376454), (130, 246143), (170, 188227), (221, 144790), (442, 72395), (1105, 28958), (2210, 14479)]