18207585

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 36729792

約数和(自身を除く): 18522207

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 61, 67, 81, 99, 135, 165, 183, 201, 297, 305, 335, 405, 495, 549, 603, 671, 737, 891, 915, 1005, 1485, 1647, 1809, 2013, 2211, 2745, 3015, 3355, 3685, 4087, 4455, 4941, 5427, 6039, 6633, 8235, 9045, 10065, 11055, 12261, 18117, 19899, 20435, 24705, 27135, 30195, 33165, 36783, 44957, 54351, 59697, 61305, 90585, 99495, 110349, 134871, 183915, 224785, 271755, 298485, 331047, 404613, 551745, 674355, 1213839, 1655235, 2023065, 3641517, 6069195, 18207585]

約数ペア:

[(1, 18207585), (3, 6069195), (5, 3641517), (9, 2023065), (11, 1655235), (15, 1213839), (27, 674355), (33, 551745), (45, 404613), (55, 331047), (61, 298485), (67, 271755), (81, 224785), (99, 183915), (135, 134871), (165, 110349), (183, 99495), (201, 90585), (297, 61305), (305, 59697), (335, 54351), (405, 44957), (495, 36783), (549, 33165), (603, 30195), (671, 27135), (737, 24705), (891, 20435), (915, 19899), (1005, 18117), (1485, 12261), (1647, 11055), (1809, 10065), (2013, 9045), (2211, 8235), (2745, 6633), (3015, 6039), (3355, 5427), (3685, 4941), (4087, 4455)]