38723421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 59323392

約数和(自身を除く): 20599971

約数列:

[1, 3, 11, 23, 33, 69, 163, 253, 313, 489, 759, 939, 1793, 3443, 3749, 5379, 7199, 10329, 11247, 21597, 41239, 51019, 79189, 123717, 153057, 237567, 561209, 1173437, 1683627, 3520311, 12907807, 38723421]

約数ペア:

[(1, 38723421), (3, 12907807), (11, 3520311), (23, 1683627), (33, 1173437), (69, 561209), (163, 237567), (253, 153057), (313, 123717), (489, 79189), (759, 51019), (939, 41239), (1793, 21597), (3443, 11247), (3749, 10329), (5379, 7199)]