398401839

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{1693}}^1\times {\mathrm{2377}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 628419792

約数和(自身を除く): 230017953

約数列:

[1, 3, 9, 11, 33, 99, 1693, 2377, 5079, 7131, 15237, 18623, 21393, 26147, 55869, 78441, 167607, 235323, 4024261, 12072783, 36218349, 44266871, 132800613, 398401839]

約数ペア:

[(1, 398401839), (3, 132800613), (9, 44266871), (11, 36218349), (33, 12072783), (99, 4024261), (1693, 235323), (2377, 167607), (5079, 78441), (7131, 55869), (15237, 26147), (18623, 21393)]