72771406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{9721}}^1$

素因数の和:9939

約数の個数: 16

約数和(自身を含む): 115497360

約数和(自身を除く): 42725954

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 9721, 19442, 184699, 369398, 1915037, 3830074, 36385703, 72771406]

約数ペア:

[(1, 72771406), (2, 36385703), (19, 3830074), (38, 1915037), (197, 369398), (394, 184699), (3743, 19442), (7486, 9721)]