164421705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{13159}}^1$

素因数の和:13198

約数の個数: 48

約数和(自身を含む): 324051840

約数和(自身を除く): 159630135

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 13159, 39477, 65795, 92113, 197385, 223703, 276339, 460565, 644791, 671109, 1118515, 1381695, 1565921, 1934373, 3223955, 3355545, 4697763, 7829605, 9671865, 10961447, 23488815, 32884341, 54807235, 164421705]

約数ペア:

[(1, 164421705), (3, 54807235), (5, 32884341), (7, 23488815), (15, 10961447), (17, 9671865), (21, 7829605), (35, 4697763), (49, 3355545), (51, 3223955), (85, 1934373), (105, 1565921), (119, 1381695), (147, 1118515), (245, 671109), (255, 644791), (357, 460565), (595, 276339), (735, 223703), (833, 197385), (1785, 92113), (2499, 65795), (4165, 39477), (12495, 13159)]