1205612163

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{659}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 2026252800

約数和(自身を除く): 820640637

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 409, 497, 639, 659, 1227, 1491, 1977, 2863, 3681, 4473, 4613, 5931, 8589, 13839, 25767, 29039, 41517, 46789, 87117, 140367, 203273, 261351, 269531, 327523, 421101, 609819, 808593, 982569, 1829457, 1886717, 2425779, 2947707, 5660151, 16980453, 19136701, 57410103, 133956907, 172230309, 401870721, 1205612163]

約数ペア:

[(1, 1205612163), (3, 401870721), (7, 172230309), (9, 133956907), (21, 57410103), (63, 19136701), (71, 16980453), (213, 5660151), (409, 2947707), (497, 2425779), (639, 1886717), (659, 1829457), (1227, 982569), (1491, 808593), (1977, 609819), (2863, 421101), (3681, 327523), (4473, 269531), (4613, 261351), (5931, 203273), (8589, 140367), (13839, 87117), (25767, 46789), (29039, 41517)]