399788208

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{120709}}^1$

素因数の和:120746

約数の個数: 60

約数和(自身を含む): 1167507120

約数和(自身を除く): 767718912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 120709, 241418, 362127, 482836, 724254, 965672, 1086381, 1448508, 1931344, 2172762, 2776307, 2897016, 4345524, 5552614, 5794032, 8328921, 8691048, 11105228, 16657842, 17382096, 22210456, 24986763, 33315684, 44420912, 49973526, 66631368, 99947052, 133262736, 199894104, 399788208]

約数ペア:

[(1, 399788208), (2, 199894104), (3, 133262736), (4, 99947052), (6, 66631368), (8, 49973526), (9, 44420912), (12, 33315684), (16, 24986763), (18, 22210456), (23, 17382096), (24, 16657842), (36, 11105228), (46, 8691048), (48, 8328921), (69, 5794032), (72, 5552614), (92, 4345524), (138, 2897016), (144, 2776307), (184, 2172762), (207, 1931344), (276, 1448508), (368, 1086381), (414, 965672), (552, 724254), (828, 482836), (1104, 362127), (1656, 241418), (3312, 120709)]