81529119

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4271}}^1$

素因数の和:4388

約数の個数: 32

約数和(自身を含む): 139438080

約数和(自身を除く): 57908961

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 4271, 6363, 12813, 19089, 29897, 38439, 89691, 115317, 269073, 431371, 807219, 1294113, 3019597, 3882339, 9058791, 11647017, 27176373, 81529119]

約数ペア:

[(1, 81529119), (3, 27176373), (7, 11647017), (9, 9058791), (21, 3882339), (27, 3019597), (63, 1294113), (101, 807219), (189, 431371), (303, 269073), (707, 115317), (909, 89691), (2121, 38439), (2727, 29897), (4271, 19089), (6363, 12813)]