15540289583

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{1571}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 19915743456

約数和(自身を除く): 4375453873

約数列:

[1, 7, 13, 49, 53, 91, 293, 371, 637, 689, 1571, 2051, 2597, 3809, 4823, 10997, 14357, 15529, 20423, 26663, 33761, 76979, 83263, 108703, 142961, 186641, 201877, 460303, 582841, 760921, 1000727, 1082419, 1413139, 3222121, 4079887, 5983939, 7576933, 9891973, 22554847, 24396059, 41887573, 53038531, 170772413, 293213011, 317148767, 1195406891, 2220041369, 15540289583]

約数ペア:

[(1, 15540289583), (7, 2220041369), (13, 1195406891), (49, 317148767), (53, 293213011), (91, 170772413), (293, 53038531), (371, 41887573), (637, 24396059), (689, 22554847), (1571, 9891973), (2051, 7576933), (2597, 5983939), (3809, 4079887), (4823, 3222121), (10997, 1413139), (14357, 1082419), (15529, 1000727), (20423, 760921), (26663, 582841), (33761, 460303), (76979, 201877), (83263, 186641), (108703, 142961)]