15721889706

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{23869}}^1$

素因数の和:23980

約数の個数: 96

約数和(自身を含む): 37356359040

約数和(自身を除く): 21634469334

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 43, 46, 69, 74, 86, 111, 129, 138, 207, 222, 258, 333, 387, 414, 666, 774, 851, 989, 1591, 1702, 1978, 2553, 2967, 3182, 4773, 5106, 5934, 7659, 8901, 9546, 14319, 15318, 17802, 23869, 28638, 36593, 47738, 71607, 73186, 109779, 143214, 214821, 219558, 329337, 429642, 548987, 658674, 883153, 1026367, 1097974, 1646961, 1766306, 2052734, 2649459, 3079101, 3293922, 4940883, 5298918, 6158202, 7948377, 9237303, 9881766, 15896754, 18474606, 20312519, 23606441, 37975579, 40625038, 47212882, 60937557, 70819323, 75951158, 113926737, 121875114, 141638646, 182812671, 212457969, 227853474, 341780211, 365625342, 424915938, 683560422, 873438317, 1746876634, 2620314951, 5240629902, 7860944853, 15721889706]

約数ペア:

[(1, 15721889706), (2, 7860944853), (3, 5240629902), (6, 2620314951), (9, 1746876634), (18, 873438317), (23, 683560422), (37, 424915938), (43, 365625342), (46, 341780211), (69, 227853474), (74, 212457969), (86, 182812671), (111, 141638646), (129, 121875114), (138, 113926737), (207, 75951158), (222, 70819323), (258, 60937557), (333, 47212882), (387, 40625038), (414, 37975579), (666, 23606441), (774, 20312519), (851, 18474606), (989, 15896754), (1591, 9881766), (1702, 9237303), (1978, 7948377), (2553, 6158202), (2967, 5298918), (3182, 4940883), (4773, 3293922), (5106, 3079101), (5934, 2649459), (7659, 2052734), (8901, 1766306), (9546, 1646961), (14319, 1097974), (15318, 1026367), (17802, 883153), (23869, 658674), (28638, 548987), (36593, 429642), (47738, 329337), (71607, 219558), (73186, 214821), (109779, 143214)]