129531108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{220291}}^1$

素因数の和:220312

約数の個数: 36

約数和(自身を含む): 351586032

約数和(自身を除く): 222054924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 220291, 440582, 660873, 881164, 1321746, 1542037, 2643492, 3084074, 4626111, 6168148, 9252222, 10794259, 18504444, 21588518, 32382777, 43177036, 64765554, 129531108]

約数ペア:

[(1, 129531108), (2, 64765554), (3, 43177036), (4, 32382777), (6, 21588518), (7, 18504444), (12, 10794259), (14, 9252222), (21, 6168148), (28, 4626111), (42, 3084074), (49, 2643492), (84, 1542037), (98, 1321746), (147, 881164), (196, 660873), (294, 440582), (588, 220291)]