28191195

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7039}}^1$

素因数の和:7139

約数の個数: 24

約数和(自身を含む): 49420800

約数和(自身を除く): 21229605

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 7039, 21117, 35195, 63351, 105585, 316755, 626471, 1879413, 3132355, 5638239, 9397065, 28191195]

約数ペア:

[(1, 28191195), (3, 9397065), (5, 5638239), (9, 3132355), (15, 1879413), (45, 626471), (89, 316755), (267, 105585), (445, 63351), (801, 35195), (1335, 21117), (4005, 7039)]