638045405816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{876435997}}^1$

素因数の和:876436023

約数の個数: 32

約数和(自身を含む): 1472412476640

約数和(自身を除く): 834367070824

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 876435997, 1752871994, 3505743988, 6135051979, 7011487976, 11393667961, 12270103958, 22787335922, 24540207916, 45574671844, 49080415832, 79755675727, 91149343688, 159511351454, 319022702908, 638045405816]

約数ペア:

[(1, 638045405816), (2, 319022702908), (4, 159511351454), (7, 91149343688), (8, 79755675727), (13, 49080415832), (14, 45574671844), (26, 24540207916), (28, 22787335922), (52, 12270103958), (56, 11393667961), (91, 7011487976), (104, 6135051979), (182, 3505743988), (364, 1752871994), (728, 876435997)]