40048281

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 72019584

約数和(自身を除く): 31971303

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 107, 117, 273, 321, 457, 749, 819, 963, 1371, 1391, 2247, 3199, 4113, 4173, 5941, 6741, 9597, 9737, 12519, 17823, 28791, 29211, 41587, 48899, 53469, 87633, 124761, 146697, 342293, 374283, 440091, 635687, 1026879, 1907061, 3080637, 4449809, 5721183, 13349427, 40048281]

約数ペア:

[(1, 40048281), (3, 13349427), (7, 5721183), (9, 4449809), (13, 3080637), (21, 1907061), (39, 1026879), (63, 635687), (91, 440091), (107, 374283), (117, 342293), (273, 146697), (321, 124761), (457, 87633), (749, 53469), (819, 48899), (963, 41587), (1371, 29211), (1391, 28791), (2247, 17823), (3199, 12519), (4113, 9737), (4173, 9597), (5941, 6741)]