31086552

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 94371840

約数和(自身を除く): 63285288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 47, 56, 62, 84, 93, 94, 124, 127, 141, 168, 186, 188, 217, 248, 254, 282, 329, 372, 376, 381, 434, 508, 564, 651, 658, 744, 762, 868, 889, 987, 1016, 1128, 1302, 1316, 1457, 1524, 1736, 1778, 1974, 2604, 2632, 2667, 2914, 3048, 3556, 3937, 3948, 4371, 5208, 5334, 5828, 5969, 7112, 7874, 7896, 8742, 10199, 10668, 11656, 11811, 11938, 15748, 17484, 17907, 20398, 21336, 23622, 23876, 27559, 30597, 31496, 34968, 35814, 40796, 41783, 47244, 47752, 55118, 61194, 71628, 81592, 82677, 83566, 94488, 110236, 122388, 125349, 143256, 165354, 167132, 185039, 220472, 244776, 250698, 330708, 334264, 370078, 501396, 555117, 661416, 740156, 1002792, 1110234, 1295273, 1480312, 2220468, 2590546, 3885819, 4440936, 5181092, 7771638, 10362184, 15543276, 31086552]

約数ペア:

[(1, 31086552), (2, 15543276), (3, 10362184), (4, 7771638), (6, 5181092), (7, 4440936), (8, 3885819), (12, 2590546), (14, 2220468), (21, 1480312), (24, 1295273), (28, 1110234), (31, 1002792), (42, 740156), (47, 661416), (56, 555117), (62, 501396), (84, 370078), (93, 334264), (94, 330708), (124, 250698), (127, 244776), (141, 220472), (168, 185039), (186, 167132), (188, 165354), (217, 143256), (248, 125349), (254, 122388), (282, 110236), (329, 94488), (372, 83566), (376, 82677), (381, 81592), (434, 71628), (508, 61194), (564, 55118), (651, 47752), (658, 47244), (744, 41783), (762, 40796), (868, 35814), (889, 34968), (987, 31496), (1016, 30597), (1128, 27559), (1302, 23876), (1316, 23622), (1457, 21336), (1524, 20398), (1736, 17907), (1778, 17484), (1974, 15748), (2604, 11938), (2632, 11811), (2667, 11656), (2914, 10668), (3048, 10199), (3556, 8742), (3937, 7896), (3948, 7874), (4371, 7112), (5208, 5969), (5334, 5828)]