2154996987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{593}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 3477551616

約数和(自身を除く): 1322554629

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 197, 429, 473, 559, 591, 593, 1419, 1677, 1779, 2167, 2561, 6149, 6501, 6523, 7683, 7709, 8471, 18447, 19569, 23127, 25413, 25499, 28171, 76497, 84513, 84799, 93181, 110123, 116821, 254397, 279543, 280489, 330369, 331487, 350463, 841467, 994461, 1211353, 1285031, 1518673, 3634059, 3646357, 3855093, 4556019, 5023303, 10939071, 15069909, 16705403, 50116209, 55256333, 65302939, 165768999, 195908817, 718332329, 2154996987]

約数ペア:

[(1, 2154996987), (3, 718332329), (11, 195908817), (13, 165768999), (33, 65302939), (39, 55256333), (43, 50116209), (129, 16705403), (143, 15069909), (197, 10939071), (429, 5023303), (473, 4556019), (559, 3855093), (591, 3646357), (593, 3634059), (1419, 1518673), (1677, 1285031), (1779, 1211353), (2167, 994461), (2561, 841467), (6149, 350463), (6501, 331487), (6523, 330369), (7683, 280489), (7709, 279543), (8471, 254397), (18447, 116821), (19569, 110123), (23127, 93181), (25413, 84799), (25499, 84513), (28171, 76497)]