311980011

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{21013}}^1$

素因数の和:21131

約数の個数: 24

約数和(自身を含む): 488701584

約数和(自身を除く): 176721573

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 14847, 21013, 63039, 147091, 441273, 1029637, 2122313, 3088911, 6366939, 14856191, 44568573, 103993337, 311980011]

約数ペア:

[(1, 311980011), (3, 103993337), (7, 44568573), (21, 14856191), (49, 6366939), (101, 3088911), (147, 2122313), (303, 1029637), (707, 441273), (2121, 147091), (4949, 63039), (14847, 21013)]