159815691

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 289729440

約数和(自身を除く): 129913749

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 109, 111, 119, 153, 259, 327, 333, 357, 629, 763, 777, 981, 1071, 1369, 1853, 1887, 2289, 2331, 4033, 4107, 4403, 5559, 5661, 6867, 9583, 12099, 12321, 12971, 13209, 16677, 23273, 28231, 28749, 36297, 38913, 39627, 68561, 69819, 84693, 86247, 116739, 149221, 162911, 205683, 209457, 254079, 447663, 479927, 488733, 617049, 1044547, 1342989, 1439781, 1466199, 2536757, 3133641, 4319343, 7610271, 9400923, 17757299, 22830813, 53271897, 159815691]

約数ペア:

[(1, 159815691), (3, 53271897), (7, 22830813), (9, 17757299), (17, 9400923), (21, 7610271), (37, 4319343), (51, 3133641), (63, 2536757), (109, 1466199), (111, 1439781), (119, 1342989), (153, 1044547), (259, 617049), (327, 488733), (333, 479927), (357, 447663), (629, 254079), (763, 209457), (777, 205683), (981, 162911), (1071, 149221), (1369, 116739), (1853, 86247), (1887, 84693), (2289, 69819), (2331, 68561), (4033, 39627), (4107, 38913), (4403, 36297), (5559, 28749), (5661, 28231), (6867, 23273), (9583, 16677), (12099, 13209), (12321, 12971)]