81798630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{12227}}^1$

素因数の和:12460

約数の個数: 32

約数和(自身を含む): 197213184

約数和(自身を除く): 115414554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3345, 6690, 12227, 24454, 36681, 61135, 73362, 122270, 183405, 366810, 2726621, 5453242, 8179863, 13633105, 16359726, 27266210, 40899315, 81798630]

約数ペア:

[(1, 81798630), (2, 40899315), (3, 27266210), (5, 16359726), (6, 13633105), (10, 8179863), (15, 5453242), (30, 2726621), (223, 366810), (446, 183405), (669, 122270), (1115, 73362), (1338, 61135), (2230, 36681), (3345, 24454), (6690, 12227)]