447423753

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 710747136

約数和(自身を除く): 263323383

約数列:

[1, 3, 7, 21, 49, 71, 147, 163, 213, 263, 489, 497, 789, 1141, 1491, 1841, 3423, 3479, 5523, 7987, 10437, 11573, 12887, 18673, 23961, 34719, 38661, 42869, 56019, 81011, 128607, 130711, 243033, 300083, 392133, 567077, 900249, 914977, 1701231, 2100581, 2744931, 3043699, 6301743, 9131097, 21305893, 63917679, 149141251, 447423753]

約数ペア:

[(1, 447423753), (3, 149141251), (7, 63917679), (21, 21305893), (49, 9131097), (71, 6301743), (147, 3043699), (163, 2744931), (213, 2100581), (263, 1701231), (489, 914977), (497, 900249), (789, 567077), (1141, 392133), (1491, 300083), (1841, 243033), (3423, 130711), (3479, 128607), (5523, 81011), (7987, 56019), (10437, 42869), (11573, 38661), (12887, 34719), (18673, 23961)]