82979390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{638303}}^1$

素因数の和:638323

約数の個数: 16

約数和(自身を含む): 160852608

約数和(自身を除く): 77873218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 638303, 1276606, 3191515, 6383030, 8297939, 16595878, 41489695, 82979390]

約数ペア:

[(1, 82979390), (2, 41489695), (5, 16595878), (10, 8297939), (13, 6383030), (26, 3191515), (65, 1276606), (130, 638303)]