78627726

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 180714240

約数和(自身を除く): 102086514

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 83, 106, 159, 166, 249, 318, 331, 477, 498, 662, 747, 954, 993, 1431, 1494, 1986, 2241, 2862, 2979, 4399, 4482, 5958, 8798, 8937, 13197, 17543, 17874, 26394, 27473, 35086, 39591, 52629, 54946, 79182, 82419, 105258, 118773, 157887, 164838, 237546, 247257, 315774, 473661, 494514, 741771, 947322, 1456069, 1483542, 2912138, 4368207, 8736414, 13104621, 26209242, 39313863, 78627726]

約数ペア:

[(1, 78627726), (2, 39313863), (3, 26209242), (6, 13104621), (9, 8736414), (18, 4368207), (27, 2912138), (53, 1483542), (54, 1456069), (83, 947322), (106, 741771), (159, 494514), (166, 473661), (249, 315774), (318, 247257), (331, 237546), (477, 164838), (498, 157887), (662, 118773), (747, 105258), (954, 82419), (993, 79182), (1431, 54946), (1494, 52629), (1986, 39591), (2241, 35086), (2862, 27473), (2979, 26394), (4399, 17874), (4482, 17543), (5958, 13197), (8798, 8937)]