1906191

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 3194880

約数和(自身を除く): 1288689

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 383, 553, 711, 1149, 1659, 2681, 3447, 4977, 8043, 24129, 30257, 90771, 211799, 272313, 635397, 1906191]

約数ペア:

[(1, 1906191), (3, 635397), (7, 272313), (9, 211799), (21, 90771), (63, 30257), (79, 24129), (237, 8043), (383, 4977), (553, 3447), (711, 2681), (1149, 1659)]