127378628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2549}}^1$

素因数の和:2628

約数の個数: 36

約数和(自身を含む): 248150700

約数和(自身を除く): 120772072

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 2549, 3844, 5098, 10196, 12493, 24986, 33137, 49972, 66274, 79019, 132548, 158038, 316076, 1027247, 2054494, 2449589, 4108988, 4899178, 9798356, 31844657, 63689314, 127378628]

約数ペア:

[(1, 127378628), (2, 63689314), (4, 31844657), (13, 9798356), (26, 4899178), (31, 4108988), (52, 2449589), (62, 2054494), (124, 1027247), (403, 316076), (806, 158038), (961, 132548), (1612, 79019), (1922, 66274), (2549, 49972), (3844, 33137), (5098, 24986), (10196, 12493)]