231390718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1619}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 391910400

約数和(自身を除く): 160519682

約数列:

[1, 2, 13, 23, 26, 46, 239, 299, 478, 598, 1619, 3107, 3238, 5497, 6214, 10994, 21047, 37237, 42094, 71461, 74474, 142922, 386941, 484081, 773882, 968162, 5030233, 8899643, 10060466, 17799286, 115695359, 231390718]

約数ペア:

[(1, 231390718), (2, 115695359), (13, 17799286), (23, 10060466), (26, 8899643), (46, 5030233), (239, 968162), (299, 773882), (478, 484081), (598, 386941), (1619, 142922), (3107, 74474), (3238, 71461), (5497, 42094), (6214, 37237), (10994, 21047)]