210015231

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 299261952

約数和(自身を除く): 89246721

約数列:

[1, 3, 23, 69, 71, 163, 213, 263, 489, 789, 1633, 3749, 4899, 6049, 11247, 11573, 18147, 18673, 34719, 42869, 56019, 128607, 266179, 429479, 798537, 985987, 1288437, 2957961, 3043699, 9131097, 70005077, 210015231]

約数ペア:

[(1, 210015231), (3, 70005077), (23, 9131097), (69, 3043699), (71, 2957961), (163, 1288437), (213, 985987), (263, 798537), (489, 429479), (789, 266179), (1633, 128607), (3749, 56019), (4899, 42869), (6049, 34719), (11247, 18673), (11573, 18147)]