28898121

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17419}}^1$

素因数の和:17508

約数の個数: 16

約数和(自身を含む): 44595200

約数和(自身を除く): 15697079

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 17419, 52257, 121933, 365799, 1376101, 4128303, 9632707, 28898121]

約数ペア:

[(1, 28898121), (3, 9632707), (7, 4128303), (21, 1376101), (79, 365799), (237, 121933), (553, 52257), (1659, 17419)]