39748887

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:309

約数の個数: 40

約数和(自身を含む): 62099136

約数和(自身を除く): 22350249

約数列:

[1, 3, 9, 27, 47, 53, 81, 141, 159, 197, 423, 477, 591, 1269, 1431, 1773, 2491, 3807, 4293, 5319, 7473, 9259, 10441, 15957, 22419, 27777, 31323, 67257, 83331, 93969, 201771, 249993, 281907, 490727, 749979, 845721, 1472181, 4416543, 13249629, 39748887]

約数ペア:

[(1, 39748887), (3, 13249629), (9, 4416543), (27, 1472181), (47, 845721), (53, 749979), (81, 490727), (141, 281907), (159, 249993), (197, 201771), (423, 93969), (477, 83331), (591, 67257), (1269, 31323), (1431, 27777), (1773, 22419), (2491, 15957), (3807, 10441), (4293, 9259), (5319, 7473)]