30985452

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1997}}^1$

素因数の和:2438

約数の個数: 36

約数和(自身を含む): 78545376

約数和(自身を除く): 47559924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 1997, 2586, 3879, 3994, 5172, 5991, 7758, 7988, 11982, 15516, 17973, 23964, 35946, 71892, 860707, 1721414, 2582121, 3442828, 5164242, 7746363, 10328484, 15492726, 30985452]

約数ペア:

[(1, 30985452), (2, 15492726), (3, 10328484), (4, 7746363), (6, 5164242), (9, 3442828), (12, 2582121), (18, 1721414), (36, 860707), (431, 71892), (862, 35946), (1293, 23964), (1724, 17973), (1997, 15516), (2586, 11982), (3879, 7988), (3994, 7758), (5172, 5991)]