311877306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{16871}}^1$

素因数の和:16971

約数の個数: 48

約数和(自身を含む): 736968960

約数和(自身を除く): 425091654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 1027, 1422, 2054, 3081, 6162, 9243, 16871, 18486, 33742, 50613, 101226, 151839, 219323, 303678, 438646, 657969, 1315938, 1332809, 1973907, 2665618, 3947814, 3998427, 7996854, 11995281, 17326517, 23990562, 34653034, 51979551, 103959102, 155938653, 311877306]

約数ペア:

[(1, 311877306), (2, 155938653), (3, 103959102), (6, 51979551), (9, 34653034), (13, 23990562), (18, 17326517), (26, 11995281), (39, 7996854), (78, 3998427), (79, 3947814), (117, 2665618), (158, 1973907), (234, 1332809), (237, 1315938), (474, 657969), (711, 438646), (1027, 303678), (1422, 219323), (2054, 151839), (3081, 101226), (6162, 50613), (9243, 33742), (16871, 18486)]