490340942

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 992839680

約数和(自身を除く): 502498738

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 47, 49, 91, 94, 98, 133, 182, 247, 266, 329, 431, 494, 611, 637, 658, 862, 893, 931, 1222, 1274, 1729, 1786, 1862, 2303, 3017, 3458, 4277, 4606, 5603, 6034, 6251, 8189, 8554, 11206, 11609, 12103, 12502, 16378, 20257, 21119, 23218, 24206, 29939, 39221, 40514, 42238, 43757, 57323, 59878, 78442, 81263, 87514, 106457, 114646, 141799, 162526, 212914, 263341, 274547, 283598, 384883, 401261, 526682, 549094, 568841, 745199, 769766, 802522, 992593, 1137682, 1490398, 1843387, 1985186, 2694181, 3686774, 5003479, 5216393, 5388362, 10006958, 10432786, 12903709, 18859267, 25807418, 35024353, 37718534, 70048706, 245170471, 490340942]

約数ペア:

[(1, 490340942), (2, 245170471), (7, 70048706), (13, 37718534), (14, 35024353), (19, 25807418), (26, 18859267), (38, 12903709), (47, 10432786), (49, 10006958), (91, 5388362), (94, 5216393), (98, 5003479), (133, 3686774), (182, 2694181), (247, 1985186), (266, 1843387), (329, 1490398), (431, 1137682), (494, 992593), (611, 802522), (637, 769766), (658, 745199), (862, 568841), (893, 549094), (931, 526682), (1222, 401261), (1274, 384883), (1729, 283598), (1786, 274547), (1862, 263341), (2303, 212914), (3017, 162526), (3458, 141799), (4277, 114646), (4606, 106457), (5603, 87514), (6034, 81263), (6251, 78442), (8189, 59878), (8554, 57323), (11206, 43757), (11609, 42238), (12103, 40514), (12502, 39221), (16378, 29939), (20257, 24206), (21119, 23218)]