13938138

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 31876416

約数和(自身を除く): 17938278

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 131, 138, 207, 257, 262, 393, 414, 514, 771, 786, 1179, 1542, 2313, 2358, 3013, 4626, 5911, 6026, 9039, 11822, 17733, 18078, 27117, 33667, 35466, 53199, 54234, 67334, 101001, 106398, 202002, 303003, 606006, 774341, 1548682, 2323023, 4646046, 6969069, 13938138]

約数ペア:

[(1, 13938138), (2, 6969069), (3, 4646046), (6, 2323023), (9, 1548682), (18, 774341), (23, 606006), (46, 303003), (69, 202002), (131, 106398), (138, 101001), (207, 67334), (257, 54234), (262, 53199), (393, 35466), (414, 33667), (514, 27117), (771, 18078), (786, 17733), (1179, 11822), (1542, 9039), (2313, 6026), (2358, 5911), (3013, 4626)]