61978015

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 83623680

約数和(自身を除く): 21645665

約数列:

[1, 5, 11, 55, 67, 121, 139, 335, 605, 695, 737, 1331, 1529, 3685, 6655, 7645, 8107, 9313, 16819, 40535, 46565, 84095, 89177, 102443, 185009, 445885, 512215, 925045, 1126873, 5634365, 12395603, 61978015]

約数ペア:

[(1, 61978015), (5, 12395603), (11, 5634365), (55, 1126873), (67, 925045), (121, 512215), (139, 445885), (335, 185009), (605, 102443), (695, 89177), (737, 84095), (1331, 46565), (1529, 40535), (3685, 16819), (6655, 9313), (7645, 8107)]