297153815

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 416047104

約数和(自身を除く): 118893289

約数列:

[1, 5, 7, 35, 71, 197, 355, 497, 607, 985, 1379, 2485, 3035, 4249, 6895, 13987, 21245, 43097, 69935, 97909, 119579, 215485, 301679, 489545, 597895, 837053, 1508395, 4185265, 8490109, 42450545, 59430763, 297153815]

約数ペア:

[(1, 297153815), (5, 59430763), (7, 42450545), (35, 8490109), (71, 4185265), (197, 1508395), (355, 837053), (497, 597895), (607, 489545), (985, 301679), (1379, 215485), (2485, 119579), (3035, 97909), (4249, 69935), (6895, 43097), (13987, 21245)]