28958787

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22501}}^1$

素因数の和:22531

約数の個数: 24

約数和(自身を含む): 49144368

約数和(自身を除く): 20185581

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 22501, 67503, 202509, 247511, 292513, 742533, 877539, 2227599, 2632617, 3217643, 9652929, 28958787]

約数ペア:

[(1, 28958787), (3, 9652929), (9, 3217643), (11, 2632617), (13, 2227599), (33, 877539), (39, 742533), (99, 292513), (117, 247511), (143, 202509), (429, 67503), (1287, 22501)]