81939708

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{32987}}^1$

素因数の和:33023

約数の個数: 48

約数和(自身を含む): 221679360

約数和(自身を除く): 139739652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 32987, 65974, 98961, 131948, 197922, 296883, 395844, 593766, 758701, 890649, 1187532, 1517402, 1781298, 2276103, 3034804, 3562596, 4552206, 6828309, 9104412, 13656618, 20484927, 27313236, 40969854, 81939708]

約数ペア:

[(1, 81939708), (2, 40969854), (3, 27313236), (4, 20484927), (6, 13656618), (9, 9104412), (12, 6828309), (18, 4552206), (23, 3562596), (27, 3034804), (36, 2276103), (46, 1781298), (54, 1517402), (69, 1187532), (92, 890649), (108, 758701), (138, 593766), (207, 395844), (276, 296883), (414, 197922), (621, 131948), (828, 98961), (1242, 65974), (2484, 32987)]