42872721

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 62325504

約数和(自身を除く): 19452783

約数列:

[1, 3, 19, 31, 57, 93, 361, 589, 1083, 1277, 1767, 3831, 11191, 24263, 33573, 39587, 72789, 118761, 460997, 752153, 1382991, 2256459, 14290907, 42872721]

約数ペア:

[(1, 42872721), (3, 14290907), (19, 2256459), (31, 1382991), (57, 752153), (93, 460997), (361, 118761), (589, 72789), (1083, 39587), (1277, 33573), (1767, 24263), (3831, 11191)]