28273609

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3491}}^1$

素因数の和:3600

約数の個数: 16

約数和(自身を含む): 35199360

約数和(自身を除く): 6925751

約数列:

[1, 7, 13, 89, 91, 623, 1157, 3491, 8099, 24437, 45383, 310699, 317681, 2174893, 4039087, 28273609]

約数ペア:

[(1, 28273609), (7, 4039087), (13, 2174893), (89, 317681), (91, 310699), (623, 45383), (1157, 24437), (3491, 8099)]