67638008

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{617}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 129483360

約数和(自身を除く): 61845352

約数列:

[1, 2, 4, 8, 71, 142, 193, 284, 386, 568, 617, 772, 1234, 1544, 2468, 4936, 13703, 27406, 43807, 54812, 87614, 109624, 119081, 175228, 238162, 350456, 476324, 952648, 8454751, 16909502, 33819004, 67638008]

約数ペア:

[(1, 67638008), (2, 33819004), (4, 16909502), (8, 8454751), (71, 952648), (142, 476324), (193, 350456), (284, 238162), (386, 175228), (568, 119081), (617, 109624), (772, 87614), (1234, 54812), (1544, 43807), (2468, 27406), (4936, 13703)]