31109463

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^3\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 72

約数和(自身を含む): 58580496

約数和(自身を除く): 27471033

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 53, 63, 77, 99, 121, 147, 159, 231, 363, 371, 441, 477, 539, 583, 693, 847, 1089, 1113, 1331, 1617, 1749, 2541, 2597, 3339, 3993, 4081, 4851, 5247, 5929, 6413, 7623, 7791, 9317, 11979, 12243, 17787, 19239, 23373, 27951, 28567, 36729, 44891, 53361, 57717, 65219, 70543, 83853, 85701, 134673, 195657, 211629, 257103, 314237, 404019, 493801, 586971, 634887, 942711, 1481403, 2828133, 3456607, 4444209, 10369821, 31109463]

約数ペア:

[(1, 31109463), (3, 10369821), (7, 4444209), (9, 3456607), (11, 2828133), (21, 1481403), (33, 942711), (49, 634887), (53, 586971), (63, 493801), (77, 404019), (99, 314237), (121, 257103), (147, 211629), (159, 195657), (231, 134673), (363, 85701), (371, 83853), (441, 70543), (477, 65219), (539, 57717), (583, 53361), (693, 44891), (847, 36729), (1089, 28567), (1113, 27951), (1331, 23373), (1617, 19239), (1749, 17787), (2541, 12243), (2597, 11979), (3339, 9317), (3993, 7791), (4081, 7623), (4851, 6413), (5247, 5929)]