1212822075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 2231000064

約数和(自身を除く): 1018177989

約数列:

[1, 3, 5, 15, 17, 25, 37, 47, 51, 75, 85, 111, 141, 185, 235, 255, 425, 547, 555, 629, 705, 799, 925, 1175, 1275, 1641, 1739, 1887, 2397, 2735, 2775, 3145, 3525, 3995, 5217, 8205, 8695, 9299, 9435, 11985, 13675, 15725, 19975, 20239, 25709, 26085, 27897, 29563, 41025, 43475, 46495, 47175, 59925, 60717, 77127, 88689, 101195, 128545, 130425, 139485, 147815, 232475, 303585, 344063, 385635, 437053, 443445, 505975, 642725, 697425, 739075, 951233, 1032189, 1311159, 1517925, 1720315, 1928175, 2185265, 2217225, 2853699, 4756165, 5160945, 6555795, 8601575, 10926325, 14268495, 16170961, 23780825, 25804725, 32778975, 48512883, 71342475, 80854805, 242564415, 404274025, 1212822075]

約数ペア:

[(1, 1212822075), (3, 404274025), (5, 242564415), (15, 80854805), (17, 71342475), (25, 48512883), (37, 32778975), (47, 25804725), (51, 23780825), (75, 16170961), (85, 14268495), (111, 10926325), (141, 8601575), (185, 6555795), (235, 5160945), (255, 4756165), (425, 2853699), (547, 2217225), (555, 2185265), (629, 1928175), (705, 1720315), (799, 1517925), (925, 1311159), (1175, 1032189), (1275, 951233), (1641, 739075), (1739, 697425), (1887, 642725), (2397, 505975), (2735, 443445), (2775, 437053), (3145, 385635), (3525, 344063), (3995, 303585), (5217, 232475), (8205, 147815), (8695, 139485), (9299, 130425), (9435, 128545), (11985, 101195), (13675, 88689), (15725, 77127), (19975, 60717), (20239, 59925), (25709, 47175), (26085, 46495), (27897, 43475), (29563, 41025)]