211310211

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{5881}}^1$

素因数の和:5979

約数の個数: 32

約数和(自身を含む): 338803200

約数和(自身を除く): 127492989

約数列:

[1, 3, 7, 21, 29, 59, 87, 177, 203, 413, 609, 1239, 1711, 5133, 5881, 11977, 17643, 35931, 41167, 123501, 170549, 346979, 511647, 1040937, 1193843, 2428853, 3581529, 7286559, 10062391, 30187173, 70436737, 211310211]

約数ペア:

[(1, 211310211), (3, 70436737), (7, 30187173), (21, 10062391), (29, 7286559), (59, 3581529), (87, 2428853), (177, 1193843), (203, 1040937), (413, 511647), (609, 346979), (1239, 170549), (1711, 123501), (5133, 41167), (5881, 35931), (11977, 17643)]