90171081

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10009}}^1$

素因数の和:10046

約数の個数: 48

約数和(自身を含む): 174894720

約数和(自身を除く): 84723639

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 10009, 30027, 70063, 90081, 110099, 130117, 210189, 330297, 390351, 630567, 770693, 910819, 990891, 1171053, 1431287, 2312079, 2732457, 4293861, 6936237, 8197371, 10019009, 12881583, 30057027, 90171081]

約数ペア:

[(1, 90171081), (3, 30057027), (7, 12881583), (9, 10019009), (11, 8197371), (13, 6936237), (21, 4293861), (33, 2732457), (39, 2312079), (63, 1431287), (77, 1171053), (91, 990891), (99, 910819), (117, 770693), (143, 630567), (231, 390351), (273, 330297), (429, 210189), (693, 130117), (819, 110099), (1001, 90081), (1287, 70063), (3003, 30027), (9009, 10009)]