2143404795

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{171541}}^1$

素因数の和:171580

約数の個数: 48

約数和(自身を含む): 4224050208

約数和(自身を除く): 2080645413

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, 171541, 514623, 857705, 1200787, 2573115, 2916197, 3602361, 6003935, 8405509, 8748591, 14580985, 18011805, 20413379, 25216527, 42027545, 43742955, 61240137, 102066895, 126082635, 142893653, 306200685, 428680959, 714468265, 2143404795]

約数ペア:

[(1, 2143404795), (3, 714468265), (5, 428680959), (7, 306200685), (15, 142893653), (17, 126082635), (21, 102066895), (35, 61240137), (49, 43742955), (51, 42027545), (85, 25216527), (105, 20413379), (119, 18011805), (147, 14580985), (245, 8748591), (255, 8405509), (357, 6003935), (595, 3602361), (735, 2916197), (833, 2573115), (1785, 1200787), (2499, 857705), (4165, 514623), (12495, 171541)]