89880749

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 110592000

約数和(自身を除く): 20711251

約数列:

[1, 7, 31, 49, 79, 107, 217, 343, 553, 749, 1519, 2449, 3317, 3871, 5243, 8453, 10633, 17143, 23219, 27097, 36701, 59171, 120001, 162533, 262043, 414197, 840007, 1137731, 1834301, 2899379, 12840107, 89880749]

約数ペア:

[(1, 89880749), (7, 12840107), (31, 2899379), (49, 1834301), (79, 1137731), (107, 840007), (217, 414197), (343, 262043), (553, 162533), (749, 120001), (1519, 59171), (2449, 36701), (3317, 27097), (3871, 23219), (5243, 17143), (8453, 10633)]