1971817029

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{141623}}^1$

素因数の和:141666

約数の個数: 48

約数和(自身を含む): 3711681792

約数和(自身を除く): 1739864763

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 13923, 141623, 424869, 991361, 1274607, 1841099, 2407591, 2974083, 5523297, 7222773, 8922249, 12887693, 16569891, 16853137, 21668319, 31298683, 38663079, 50559411, 93896049, 115989237, 151678233, 219090781, 281688147, 657272343, 1971817029]

約数ペア:

[(1, 1971817029), (3, 657272343), (7, 281688147), (9, 219090781), (13, 151678233), (17, 115989237), (21, 93896049), (39, 50559411), (51, 38663079), (63, 31298683), (91, 21668319), (117, 16853137), (119, 16569891), (153, 12887693), (221, 8922249), (273, 7222773), (357, 5523297), (663, 2974083), (819, 2407591), (1071, 1841099), (1547, 1274607), (1989, 991361), (4641, 424869), (13923, 141623)]