259620009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 422584320

約数和(自身を除く): 162964311

約数列:

[1, 3, 11, 19, 31, 33, 37, 57, 93, 111, 209, 341, 361, 407, 589, 627, 703, 1023, 1083, 1147, 1221, 1767, 2109, 3441, 3971, 6479, 6859, 7733, 11191, 11913, 12617, 13357, 19437, 20577, 21793, 23199, 33573, 37851, 40071, 65379, 75449, 123101, 146927, 212629, 226347, 239723, 253783, 369303, 414067, 440781, 637887, 719169, 761349, 1242201, 2338919, 2791613, 4554737, 7016757, 7867273, 8374839, 13664211, 23601819, 86540003, 259620009]

約数ペア:

[(1, 259620009), (3, 86540003), (11, 23601819), (19, 13664211), (31, 8374839), (33, 7867273), (37, 7016757), (57, 4554737), (93, 2791613), (111, 2338919), (209, 1242201), (341, 761349), (361, 719169), (407, 637887), (589, 440781), (627, 414067), (703, 369303), (1023, 253783), (1083, 239723), (1147, 226347), (1221, 212629), (1767, 146927), (2109, 123101), (3441, 75449), (3971, 65379), (6479, 40071), (6859, 37851), (7733, 33573), (11191, 23199), (11913, 21793), (12617, 20577), (13357, 19437)]