642912244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1811}}^1\times {\mathrm{6827}}^1$

素因数の和:8655

約数の個数: 24

約数和(自身を含む): 1212488928

約数和(自身を除く): 569576684

約数列:

[1, 2, 4, 13, 26, 52, 1811, 3622, 6827, 7244, 13654, 23543, 27308, 47086, 88751, 94172, 177502, 355004, 12363697, 24727394, 49454788, 160728061, 321456122, 642912244]

約数ペア:

[(1, 642912244), (2, 321456122), (4, 160728061), (13, 49454788), (26, 24727394), (52, 12363697), (1811, 355004), (3622, 177502), (6827, 94172), (7244, 88751), (13654, 47086), (23543, 27308)]