28758468555

素因数分解:

$3^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{170557}}^1$

素因数の和:171820

約数の個数: 32

約数和(自身を含む): 51167400000

約数和(自身を除く): 22408931445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1249, 3747, 6245, 11241, 18735, 33723, 56205, 168615, 170557, 511671, 852785, 1535013, 2558355, 4605039, 7675065, 23025195, 213025693, 639077079, 1065128465, 1917231237, 3195385395, 5751693711, 9586156185, 28758468555]

約数ペア:

[(1, 28758468555), (3, 9586156185), (5, 5751693711), (9, 3195385395), (15, 1917231237), (27, 1065128465), (45, 639077079), (135, 213025693), (1249, 23025195), (3747, 7675065), (6245, 4605039), (11241, 2558355), (18735, 1535013), (33723, 852785), (56205, 511671), (168615, 170557)]