2451555

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 4288752

約数和(自身を除く): 1837197

約数列:

[1, 3, 5, 9, 15, 45, 157, 347, 471, 785, 1041, 1413, 1735, 2355, 3123, 5205, 7065, 15615, 54479, 163437, 272395, 490311, 817185, 2451555]

約数ペア:

[(1, 2451555), (3, 817185), (5, 490311), (9, 272395), (15, 163437), (45, 54479), (157, 15615), (347, 7065), (471, 5205), (785, 3123), (1041, 2355), (1413, 1735)]