2211438481

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{111593}}^1$

素因数の和:111768

約数の個数: 16

約数和(自身を含む): 2678256000

約数和(自身を除く): 466817519

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 19817, 111593, 781151, 2120267, 14841869, 16627357, 116391499, 315919783, 2211438481]

約数ペア:

[(1, 2211438481), (7, 315919783), (19, 116391499), (133, 16627357), (149, 14841869), (1043, 2120267), (2831, 781151), (19817, 111593)]