212654403

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1231

約数の個数: 56

約数和(自身を含む): 361739280

約数和(自身を除く): 149084877

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 513, 729, 741, 1053, 1181, 1539, 2223, 3159, 3543, 4617, 6669, 9477, 10629, 13851, 15353, 20007, 22439, 31887, 46059, 60021, 67317, 95661, 138177, 180063, 201951, 286983, 291707, 414531, 605853, 860949, 875121, 1243593, 1817559, 2625363, 3730779, 5452677, 7876089, 11192337, 16358031, 23628267, 70884801, 212654403]

約数ペア:

[(1, 212654403), (3, 70884801), (9, 23628267), (13, 16358031), (19, 11192337), (27, 7876089), (39, 5452677), (57, 3730779), (81, 2625363), (117, 1817559), (171, 1243593), (243, 875121), (247, 860949), (351, 605853), (513, 414531), (729, 291707), (741, 286983), (1053, 201951), (1181, 180063), (1539, 138177), (2223, 95661), (3159, 67317), (3543, 60021), (4617, 46059), (6669, 31887), (9477, 22439), (10629, 20007), (13851, 15353)]