258843676

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 611331840

約数和(自身を除く): 352488164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 31, 49, 52, 58, 62, 91, 98, 113, 116, 124, 182, 196, 203, 217, 226, 364, 377, 403, 406, 434, 452, 637, 754, 791, 806, 812, 868, 899, 1274, 1421, 1469, 1508, 1519, 1582, 1612, 1798, 2548, 2639, 2821, 2842, 2938, 3038, 3164, 3277, 3503, 3596, 5278, 5537, 5642, 5684, 5876, 6076, 6293, 6554, 7006, 10283, 10556, 11074, 11284, 11687, 12586, 13108, 14012, 18473, 19747, 20566, 22148, 22939, 23374, 24521, 25172, 36946, 39494, 41132, 42601, 44051, 45539, 45878, 46748, 49042, 71981, 73892, 78988, 81809, 85202, 88102, 91078, 91756, 98084, 101587, 143962, 160573, 163618, 170404, 171647, 176204, 182156, 203174, 287924, 298207, 318773, 321146, 327236, 343294, 406348, 572663, 596414, 637546, 642292, 686588, 711109, 1145326, 1192828, 1275092, 1320631, 1422218, 2087449, 2231411, 2290652, 2641262, 2844436, 4174898, 4462822, 4977763, 5282524, 8349796, 8925644, 9244417, 9955526, 18488834, 19911052, 36977668, 64710919, 129421838, 258843676]

約数ペア:

[(1, 258843676), (2, 129421838), (4, 64710919), (7, 36977668), (13, 19911052), (14, 18488834), (26, 9955526), (28, 9244417), (29, 8925644), (31, 8349796), (49, 5282524), (52, 4977763), (58, 4462822), (62, 4174898), (91, 2844436), (98, 2641262), (113, 2290652), (116, 2231411), (124, 2087449), (182, 1422218), (196, 1320631), (203, 1275092), (217, 1192828), (226, 1145326), (364, 711109), (377, 686588), (403, 642292), (406, 637546), (434, 596414), (452, 572663), (637, 406348), (754, 343294), (791, 327236), (806, 321146), (812, 318773), (868, 298207), (899, 287924), (1274, 203174), (1421, 182156), (1469, 176204), (1508, 171647), (1519, 170404), (1582, 163618), (1612, 160573), (1798, 143962), (2548, 101587), (2639, 98084), (2821, 91756), (2842, 91078), (2938, 88102), (3038, 85202), (3164, 81809), (3277, 78988), (3503, 73892), (3596, 71981), (5278, 49042), (5537, 46748), (5642, 45878), (5684, 45539), (5876, 44051), (6076, 42601), (6293, 41132), (6554, 39494), (7006, 36946), (10283, 25172), (10556, 24521), (11074, 23374), (11284, 22939), (11687, 22148), (12586, 20566), (13108, 19747), (14012, 18473)]