31347396

素因数分解:

$2^2\times 3^2\times {\mathrm{409}}^1\times {\mathrm{2129}}^1$

素因数の和:2548

約数の個数: 36

約数和(自身を含む): 79470300

約数和(自身を除く): 48122904

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 409, 818, 1227, 1636, 2129, 2454, 3681, 4258, 4908, 6387, 7362, 8516, 12774, 14724, 19161, 25548, 38322, 76644, 870761, 1741522, 2612283, 3483044, 5224566, 7836849, 10449132, 15673698, 31347396]

約数ペア:

[(1, 31347396), (2, 15673698), (3, 10449132), (4, 7836849), (6, 5224566), (9, 3483044), (12, 2612283), (18, 1741522), (36, 870761), (409, 76644), (818, 38322), (1227, 25548), (1636, 19161), (2129, 14724), (2454, 12774), (3681, 8516), (4258, 7362), (4908, 6387)]