30984795

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 29979045

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 459, 587, 621, 765, 1035, 1173, 1761, 1955, 2295, 2935, 3105, 3519, 5283, 5865, 8805, 9979, 10557, 13501, 15849, 17595, 26415, 29937, 40503, 49895, 52785, 67505, 79245, 89811, 121509, 149685, 202515, 229517, 269433, 364527, 449055, 607545, 688551, 1147585, 1347165, 1822635, 2065653, 3442755, 6196959, 10328265, 30984795]

約数ペア:

[(1, 30984795), (3, 10328265), (5, 6196959), (9, 3442755), (15, 2065653), (17, 1822635), (23, 1347165), (27, 1147585), (45, 688551), (51, 607545), (69, 449055), (85, 364527), (115, 269433), (135, 229517), (153, 202515), (207, 149685), (255, 121509), (345, 89811), (391, 79245), (459, 67505), (587, 52785), (621, 49895), (765, 40503), (1035, 29937), (1173, 26415), (1761, 17595), (1955, 15849), (2295, 13501), (2935, 10557), (3105, 9979), (3519, 8805), (5283, 5865)]