1275417

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 2166528

約数和(自身を除く): 891111

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 991, 1287, 2973, 8919, 10901, 12883, 32703, 38649, 98109, 115947, 141713, 425139, 1275417]

約数ペア:

[(1, 1275417), (3, 425139), (9, 141713), (11, 115947), (13, 98109), (33, 38649), (39, 32703), (99, 12883), (117, 10901), (143, 8919), (429, 2973), (991, 1287)]