17215912

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 39075840

約数和(自身を除く): 21859928

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 188, 211, 217, 248, 329, 376, 422, 434, 658, 844, 868, 1316, 1457, 1477, 1688, 1736, 2632, 2914, 2954, 5828, 5908, 6541, 9917, 10199, 11656, 11816, 13082, 19834, 20398, 26164, 39668, 40796, 45787, 52328, 69419, 79336, 81592, 91574, 138838, 183148, 277676, 307427, 366296, 555352, 614854, 1229708, 2151989, 2459416, 4303978, 8607956, 17215912]

約数ペア:

[(1, 17215912), (2, 8607956), (4, 4303978), (7, 2459416), (8, 2151989), (14, 1229708), (28, 614854), (31, 555352), (47, 366296), (56, 307427), (62, 277676), (94, 183148), (124, 138838), (188, 91574), (211, 81592), (217, 79336), (248, 69419), (329, 52328), (376, 45787), (422, 40796), (434, 39668), (658, 26164), (844, 20398), (868, 19834), (1316, 13082), (1457, 11816), (1477, 11656), (1688, 10199), (1736, 9917), (2632, 6541), (2914, 5908), (2954, 5828)]