154983815

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 231662592

約数和(自身を除く): 76678777

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 127, 245, 293, 595, 635, 833, 889, 1465, 2051, 2159, 4165, 4445, 4981, 6223, 10255, 10795, 14357, 15113, 24905, 31115, 34867, 37211, 71785, 75565, 105791, 174335, 186055, 244069, 260477, 528955, 632587, 1220345, 1302385, 1823339, 3162935, 4428109, 9116695, 22140545, 30996763, 154983815]

約数ペア:

[(1, 154983815), (5, 30996763), (7, 22140545), (17, 9116695), (35, 4428109), (49, 3162935), (85, 1823339), (119, 1302385), (127, 1220345), (245, 632587), (293, 528955), (595, 260477), (635, 244069), (833, 186055), (889, 174335), (1465, 105791), (2051, 75565), (2159, 71785), (4165, 37211), (4445, 34867), (4981, 31115), (6223, 24905), (10255, 15113), (10795, 14357)]