351567279

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 615596800

約数和(自身を除く): 264029521

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 139, 171, 399, 417, 973, 1197, 1251, 2113, 2641, 2919, 6339, 7923, 8757, 14791, 18487, 19017, 23769, 40147, 44373, 55461, 120441, 133119, 166383, 281029, 293707, 361323, 843087, 881121, 2055949, 2529261, 2643363, 5580433, 6167847, 16741299, 18503541, 39063031, 50223897, 117189093, 351567279]

約数ペア:

[(1, 351567279), (3, 117189093), (7, 50223897), (9, 39063031), (19, 18503541), (21, 16741299), (57, 6167847), (63, 5580433), (133, 2643363), (139, 2529261), (171, 2055949), (399, 881121), (417, 843087), (973, 361323), (1197, 293707), (1251, 281029), (2113, 166383), (2641, 133119), (2919, 120441), (6339, 55461), (7923, 44373), (8757, 40147), (14791, 23769), (18487, 19017)]