28120503

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{4513}}^1$

素因数の和:4614

約数の個数: 16

約数和(自身を含む): 39289856

約数和(自身を除く): 11169353

約数列:

[1, 3, 31, 67, 93, 201, 2077, 4513, 6231, 13539, 139903, 302371, 419709, 907113, 9373501, 28120503]

約数ペア:

[(1, 28120503), (3, 9373501), (31, 907113), (67, 419709), (93, 302371), (201, 139903), (2077, 13539), (4513, 6231)]