221673645

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{8597}}^1$

素因数の和:8802

約数の個数: 32

約数和(自身を含む): 396195840

約数和(自身を除く): 174522195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2865, 5157, 8595, 8597, 25785, 25791, 42985, 77373, 128955, 232119, 386865, 1160595, 1642027, 4926081, 8210135, 14778243, 24630405, 44334729, 73891215, 221673645]

約数ペア:

[(1, 221673645), (3, 73891215), (5, 44334729), (9, 24630405), (15, 14778243), (27, 8210135), (45, 4926081), (135, 1642027), (191, 1160595), (573, 386865), (955, 232119), (1719, 128955), (2865, 77373), (5157, 42985), (8595, 25791), (8597, 25785)]