206282013

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 332040960

約数和(自身を除く): 125758947

約数列:

[1, 3, 7, 21, 47, 49, 73, 141, 147, 219, 329, 409, 511, 987, 1227, 1533, 2303, 2863, 3431, 3577, 6909, 8589, 10293, 10731, 19223, 20041, 24017, 29857, 57669, 60123, 72051, 89571, 134561, 168119, 208999, 403683, 504357, 626997, 941927, 1403279, 1462993, 2825781, 4209837, 4388979, 9822953, 29468859, 68760671, 206282013]

約数ペア:

[(1, 206282013), (3, 68760671), (7, 29468859), (21, 9822953), (47, 4388979), (49, 4209837), (73, 2825781), (141, 1462993), (147, 1403279), (219, 941927), (329, 626997), (409, 504357), (511, 403683), (987, 208999), (1227, 168119), (1533, 134561), (2303, 89571), (2863, 72051), (3431, 60123), (3577, 57669), (6909, 29857), (8589, 24017), (10293, 20041), (10731, 19223)]