16981601

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1031}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 21036288

約数和(自身を除く): 4054687

約数列:

[1, 7, 13, 91, 181, 1031, 1267, 2353, 7217, 13403, 16471, 93821, 186611, 1306277, 2425943, 16981601]

約数ペア:

[(1, 16981601), (7, 2425943), (13, 1306277), (91, 186611), (181, 93821), (1031, 16471), (1267, 13403), (2353, 7217)]