312134815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 397135872

約数和(自身を除く): 85001057

約数列:

[1, 5, 31, 71, 113, 155, 251, 355, 565, 1255, 2201, 3503, 7781, 8023, 11005, 17515, 17821, 28363, 38905, 40115, 89105, 141815, 248713, 552451, 879253, 1243565, 2013773, 2762255, 4396265, 10068865, 62426963, 312134815]

約数ペア:

[(1, 312134815), (5, 62426963), (31, 10068865), (71, 4396265), (113, 2762255), (155, 2013773), (251, 1243565), (355, 879253), (565, 552451), (1255, 248713), (2201, 141815), (3503, 89105), (7781, 40115), (8023, 38905), (11005, 28363), (17515, 17821)]