221420770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{7027}}^1$

素因数の和:7194

約数の個数: 32

約数和(自身を含む): 418981248

約数和(自身を除く): 197560478

約数列:

[1, 2, 5, 10, 23, 46, 115, 137, 230, 274, 685, 1370, 3151, 6302, 7027, 14054, 15755, 31510, 35135, 70270, 161621, 323242, 808105, 962699, 1616210, 1925398, 4813495, 9626990, 22142077, 44284154, 110710385, 221420770]

約数ペア:

[(1, 221420770), (2, 110710385), (5, 44284154), (10, 22142077), (23, 9626990), (46, 4813495), (115, 1925398), (137, 1616210), (230, 962699), (274, 808105), (685, 323242), (1370, 161621), (3151, 70270), (6302, 35135), (7027, 31510), (14054, 15755)]