213207804

素因数分解:

$2^2\times 3^2\times {\mathrm{199}}^1\times {\mathrm{29761}}^1$

素因数の和:29970

約数の個数: 36

約数和(自身を含む): 541668400

約数和(自身を除く): 328460596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 199, 398, 597, 796, 1194, 1791, 2388, 3582, 7164, 29761, 59522, 89283, 119044, 178566, 267849, 357132, 535698, 1071396, 5922439, 11844878, 17767317, 23689756, 35534634, 53301951, 71069268, 106603902, 213207804]

約数ペア:

[(1, 213207804), (2, 106603902), (3, 71069268), (4, 53301951), (6, 35534634), (9, 23689756), (12, 17767317), (18, 11844878), (36, 5922439), (199, 1071396), (398, 535698), (597, 357132), (796, 267849), (1194, 178566), (1791, 119044), (2388, 89283), (3582, 59522), (7164, 29761)]