81490527

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1\times {\mathrm{503}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 120766464

約数和(自身を除く): 39275937

約数列:

[1, 3, 9, 47, 141, 383, 423, 503, 1149, 1509, 3447, 4527, 18001, 23641, 54003, 70923, 162009, 192649, 212769, 577947, 1733841, 9054503, 27163509, 81490527]

約数ペア:

[(1, 81490527), (3, 27163509), (9, 9054503), (47, 1733841), (141, 577947), (383, 212769), (423, 192649), (503, 162009), (1149, 70923), (1509, 54003), (3447, 23641), (4527, 18001)]