51868215

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{7841}}^1$

素因数の和:7869

約数の個数: 48

約数和(自身を含む): 107278560

約数和(自身を除く): 55410345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 7841, 23523, 39205, 54887, 70569, 117615, 164661, 211707, 274435, 352845, 384209, 493983, 823305, 1058535, 1152627, 1481949, 1921045, 2469915, 3457881, 5763135, 7409745, 10373643, 17289405, 51868215]

約数ペア:

[(1, 51868215), (3, 17289405), (5, 10373643), (7, 7409745), (9, 5763135), (15, 3457881), (21, 2469915), (27, 1921045), (35, 1481949), (45, 1152627), (49, 1058535), (63, 823305), (105, 493983), (135, 384209), (147, 352845), (189, 274435), (245, 211707), (315, 164661), (441, 117615), (735, 70569), (945, 54887), (1323, 39205), (2205, 23523), (6615, 7841)]