1290003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 2107392

約数和(自身を除く): 817389

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 97, 143, 291, 341, 403, 429, 1023, 1067, 1209, 1261, 3007, 3201, 3783, 4433, 9021, 13299, 13871, 33077, 39091, 41613, 99231, 117273, 430001, 1290003]

約数ペア:

[(1, 1290003), (3, 430001), (11, 117273), (13, 99231), (31, 41613), (33, 39091), (39, 33077), (93, 13871), (97, 13299), (143, 9021), (291, 4433), (341, 3783), (403, 3201), (429, 3007), (1023, 1261), (1067, 1209)]