257487462

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 605011680

約数和(自身を除く): 347524218

約数列:

[1, 2, 3, 6, 9, 18, 29, 41, 53, 58, 82, 87, 106, 123, 159, 174, 227, 246, 261, 318, 369, 454, 477, 522, 681, 738, 954, 1189, 1362, 1537, 2043, 2173, 2378, 3074, 3567, 4086, 4346, 4611, 6519, 6583, 7134, 9222, 9307, 10701, 12031, 13038, 13166, 13833, 18614, 19557, 19749, 21402, 24062, 27666, 27921, 36093, 39114, 39498, 55842, 59247, 63017, 72186, 83763, 108279, 118494, 126034, 167526, 189051, 216558, 269903, 348899, 378102, 493271, 539806, 567153, 697798, 809709, 986542, 1046697, 1134306, 1479813, 1619418, 2093394, 2429127, 2959626, 3140091, 4439439, 4858254, 6280182, 8878878, 14304859, 28609718, 42914577, 85829154, 128743731, 257487462]

約数ペア:

[(1, 257487462), (2, 128743731), (3, 85829154), (6, 42914577), (9, 28609718), (18, 14304859), (29, 8878878), (41, 6280182), (53, 4858254), (58, 4439439), (82, 3140091), (87, 2959626), (106, 2429127), (123, 2093394), (159, 1619418), (174, 1479813), (227, 1134306), (246, 1046697), (261, 986542), (318, 809709), (369, 697798), (454, 567153), (477, 539806), (522, 493271), (681, 378102), (738, 348899), (954, 269903), (1189, 216558), (1362, 189051), (1537, 167526), (2043, 126034), (2173, 118494), (2378, 108279), (3074, 83763), (3567, 72186), (4086, 63017), (4346, 59247), (4611, 55842), (6519, 39498), (6583, 39114), (7134, 36093), (9222, 27921), (9307, 27666), (10701, 24062), (12031, 21402), (13038, 19749), (13166, 19557), (13833, 18614)]