1387283709

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 2261090304

約数和(自身を除く): 873806595

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 163, 201, 263, 469, 483, 489, 789, 1141, 1407, 1541, 1841, 3423, 3749, 4623, 5523, 6049, 10787, 10921, 11247, 17621, 18147, 26243, 32361, 32763, 42343, 42869, 52863, 76447, 78729, 123347, 127029, 128607, 229341, 251183, 300083, 370041, 405283, 753549, 900249, 985987, 1215849, 1758281, 2836981, 2872223, 2957961, 5274843, 6901909, 8510943, 8616669, 20105561, 20705727, 60316683, 66061129, 198183387, 462427903, 1387283709]

約数ペア:

[(1, 1387283709), (3, 462427903), (7, 198183387), (21, 66061129), (23, 60316683), (67, 20705727), (69, 20105561), (161, 8616669), (163, 8510943), (201, 6901909), (263, 5274843), (469, 2957961), (483, 2872223), (489, 2836981), (789, 1758281), (1141, 1215849), (1407, 985987), (1541, 900249), (1841, 753549), (3423, 405283), (3749, 370041), (4623, 300083), (5523, 251183), (6049, 229341), (10787, 128607), (10921, 127029), (11247, 123347), (17621, 78729), (18147, 76447), (26243, 52863), (32361, 42869), (32763, 42343)]