389488011

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 622202880

約数和(自身を除く): 232714869

約数列:

[1, 3, 11, 19, 33, 37, 57, 103, 111, 163, 209, 309, 407, 489, 627, 703, 1133, 1221, 1793, 1957, 2109, 3097, 3399, 3811, 5379, 5871, 6031, 7733, 9291, 11433, 16789, 18093, 21527, 23199, 34067, 41921, 50367, 64581, 66341, 72409, 102201, 114589, 125763, 184679, 199023, 217227, 318991, 343767, 554037, 621193, 796499, 956973, 1260479, 1863579, 2389497, 3508901, 3781437, 6833123, 10526703, 11802667, 20499369, 35408001, 129829337, 389488011]

約数ペア:

[(1, 389488011), (3, 129829337), (11, 35408001), (19, 20499369), (33, 11802667), (37, 10526703), (57, 6833123), (103, 3781437), (111, 3508901), (163, 2389497), (209, 1863579), (309, 1260479), (407, 956973), (489, 796499), (627, 621193), (703, 554037), (1133, 343767), (1221, 318991), (1793, 217227), (1957, 199023), (2109, 184679), (3097, 125763), (3399, 114589), (3811, 102201), (5379, 72409), (5871, 66341), (6031, 64581), (7733, 50367), (9291, 41921), (11433, 34067), (16789, 23199), (18093, 21527)]