219772221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{39749}}^1$

素因数の和:39868

約数の個数: 16

約数和(自身を含む): 311640000

約数和(自身を除く): 91867779

約数列:

[1, 3, 19, 57, 97, 291, 1843, 5529, 39749, 119247, 755231, 2265693, 3855653, 11566959, 73257407, 219772221]

約数ペア:

[(1, 219772221), (3, 73257407), (19, 11566959), (57, 3855653), (97, 2265693), (291, 755231), (1843, 119247), (5529, 39749)]