690306968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{14783}}^1$

素因数の和:15251

約数の個数: 32

約数和(自身を含む): 1397088000

約数和(自身を除く): 706781032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 898, 1796, 3592, 5837, 11674, 14783, 23348, 29566, 46696, 59132, 118264, 192179, 384358, 768716, 1537432, 6637567, 13275134, 26550268, 53100536, 86288371, 172576742, 345153484, 690306968]

約数ペア:

[(1, 690306968), (2, 345153484), (4, 172576742), (8, 86288371), (13, 53100536), (26, 26550268), (52, 13275134), (104, 6637567), (449, 1537432), (898, 768716), (1796, 384358), (3592, 192179), (5837, 118264), (11674, 59132), (14783, 46696), (23348, 29566)]