81194958

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20411}}^1$

素因数の和:20449

約数の個数: 48

約数和(自身を含む): 200609136

約数和(自身を除く): 119414178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20411, 40822, 61233, 122466, 183699, 265343, 346987, 367398, 530686, 693974, 796029, 1040961, 1592058, 2081922, 2388087, 3122883, 4510831, 4776174, 6245766, 9021662, 13532493, 27064986, 40597479, 81194958]

約数ペア:

[(1, 81194958), (2, 40597479), (3, 27064986), (6, 13532493), (9, 9021662), (13, 6245766), (17, 4776174), (18, 4510831), (26, 3122883), (34, 2388087), (39, 2081922), (51, 1592058), (78, 1040961), (102, 796029), (117, 693974), (153, 530686), (221, 367398), (234, 346987), (306, 265343), (442, 183699), (663, 122466), (1326, 61233), (1989, 40822), (3978, 20411)]