25220214

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 60238080

約数和(自身を除く): 35017866

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 83, 102, 153, 166, 249, 306, 331, 459, 498, 662, 747, 918, 993, 1411, 1494, 1986, 2241, 2822, 2979, 4233, 4482, 5627, 5958, 8466, 8937, 11254, 12699, 16881, 17874, 25398, 27473, 33762, 38097, 50643, 54946, 76194, 82419, 101286, 151929, 164838, 247257, 303858, 467041, 494514, 741771, 934082, 1401123, 1483542, 2802246, 4203369, 8406738, 12610107, 25220214]

約数ペア:

[(1, 25220214), (2, 12610107), (3, 8406738), (6, 4203369), (9, 2802246), (17, 1483542), (18, 1401123), (27, 934082), (34, 741771), (51, 494514), (54, 467041), (83, 303858), (102, 247257), (153, 164838), (166, 151929), (249, 101286), (306, 82419), (331, 76194), (459, 54946), (498, 50643), (662, 38097), (747, 33762), (918, 27473), (993, 25398), (1411, 17874), (1494, 16881), (1986, 12699), (2241, 11254), (2822, 8937), (2979, 8466), (4233, 5958), (4482, 5627)]