221770188

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{14293}}^1$

素因数の和:14734

約数の個数: 36

約数和(自身を含む): 561925728

約数和(自身を除く): 340155540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 5172, 7758, 14293, 15516, 28586, 42879, 57172, 85758, 128637, 171516, 257274, 514548, 6160283, 12320566, 18480849, 24641132, 36961698, 55442547, 73923396, 110885094, 221770188]

約数ペア:

[(1, 221770188), (2, 110885094), (3, 73923396), (4, 55442547), (6, 36961698), (9, 24641132), (12, 18480849), (18, 12320566), (36, 6160283), (431, 514548), (862, 257274), (1293, 171516), (1724, 128637), (2586, 85758), (3879, 57172), (5172, 42879), (7758, 28586), (14293, 15516)]