212804956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18859}}^1$

素因数の和:18914

約数の個数: 48

約数和(自身を含む): 473159680

約数和(自身を除く): 260354724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 18859, 37718, 75436, 132013, 245167, 264026, 490334, 528052, 584629, 980668, 1169258, 1716169, 2338516, 3432338, 4092403, 6864676, 7600177, 8184806, 15200354, 16369612, 30400708, 53201239, 106402478, 212804956]

約数ペア:

[(1, 212804956), (2, 106402478), (4, 53201239), (7, 30400708), (13, 16369612), (14, 15200354), (26, 8184806), (28, 7600177), (31, 6864676), (52, 4092403), (62, 3432338), (91, 2338516), (124, 1716169), (182, 1169258), (217, 980668), (364, 584629), (403, 528052), (434, 490334), (806, 264026), (868, 245167), (1612, 132013), (2821, 75436), (5642, 37718), (11284, 18859)]