861369978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{3203}}^1$

素因数の和:3571

約数の個数: 64

約数和(自身を含む): 2079267840

約数和(自身を除く): 1217897862

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 337, 399, 674, 798, 1011, 2022, 2359, 3203, 4718, 6403, 6406, 7077, 9609, 12806, 14154, 19209, 19218, 22421, 38418, 44821, 44842, 60857, 67263, 89642, 121714, 134463, 134526, 182571, 268926, 365142, 425999, 851998, 1079411, 1277997, 2158822, 2555994, 3238233, 6476466, 7555877, 15111754, 20508809, 22667631, 41017618, 45335262, 61526427, 123052854, 143561663, 287123326, 430684989, 861369978]

約数ペア:

[(1, 861369978), (2, 430684989), (3, 287123326), (6, 143561663), (7, 123052854), (14, 61526427), (19, 45335262), (21, 41017618), (38, 22667631), (42, 20508809), (57, 15111754), (114, 7555877), (133, 6476466), (266, 3238233), (337, 2555994), (399, 2158822), (674, 1277997), (798, 1079411), (1011, 851998), (2022, 425999), (2359, 365142), (3203, 268926), (4718, 182571), (6403, 134526), (6406, 134463), (7077, 121714), (9609, 89642), (12806, 67263), (14154, 60857), (19209, 44842), (19218, 44821), (22421, 38418)]