2159925

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 3690240

約数和(自身を除く): 1530315

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 929, 2325, 2787, 4645, 13935, 23225, 28799, 69675, 86397, 143995, 431985, 719975, 2159925]

約数ペア:

[(1, 2159925), (3, 719975), (5, 431985), (15, 143995), (25, 86397), (31, 69675), (75, 28799), (93, 23225), (155, 13935), (465, 4645), (775, 2787), (929, 2325)]