86779385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 135238656

約数和(自身を除く): 48459271

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 217, 341, 385, 605, 661, 847, 1085, 1705, 2387, 3305, 3751, 4235, 4627, 7271, 11935, 18755, 20491, 23135, 26257, 36355, 50897, 79981, 102455, 131285, 143437, 225401, 254485, 399905, 559867, 717185, 1127005, 1577807, 2479411, 2799335, 7889035, 12397055, 17355877, 86779385]

約数ペア:

[(1, 86779385), (5, 17355877), (7, 12397055), (11, 7889035), (31, 2799335), (35, 2479411), (55, 1577807), (77, 1127005), (121, 717185), (155, 559867), (217, 399905), (341, 254485), (385, 225401), (605, 143437), (661, 131285), (847, 102455), (1085, 79981), (1705, 50897), (2387, 36355), (3305, 26257), (3751, 23135), (4235, 20491), (4627, 18755), (7271, 11935)]