201785871

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{10321}}^1$

素因数の和:10364

約数の個数: 32

約数和(自身を含む): 330304000

約数和(自身を除く): 128518129

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 10321, 19551, 30963, 72247, 196099, 216741, 505729, 588297, 1372693, 1517187, 3540103, 4118079, 9608851, 10620309, 28826553, 67261957, 201785871]

約数ペア:

[(1, 201785871), (3, 67261957), (7, 28826553), (19, 10620309), (21, 9608851), (49, 4118079), (57, 3540103), (133, 1517187), (147, 1372693), (343, 588297), (399, 505729), (931, 216741), (1029, 196099), (2793, 72247), (6517, 30963), (10321, 19551)]