31507866

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5017

約数の個数: 48

約数和(自身を含む): 76256544

約数和(自身を除く): 44748678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 4987, 6318, 9974, 14961, 29922, 44883, 64831, 89766, 129662, 134649, 194493, 269298, 388986, 403947, 583479, 807894, 1166958, 1211841, 1750437, 2423682, 3500874, 5251311, 10502622, 15753933, 31507866]

約数ペア:

[(1, 31507866), (2, 15753933), (3, 10502622), (6, 5251311), (9, 3500874), (13, 2423682), (18, 1750437), (26, 1211841), (27, 1166958), (39, 807894), (54, 583479), (78, 403947), (81, 388986), (117, 269298), (162, 194493), (234, 134649), (243, 129662), (351, 89766), (486, 64831), (702, 44883), (1053, 29922), (2106, 14961), (3159, 9974), (4987, 6318)]