13863255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6949}}^1$

素因数の和:6983

約数の個数: 32

約数和(自身を含む): 26688000

約数和(自身を除く): 12824745

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 6949, 20847, 34745, 48643, 104235, 132031, 145929, 243215, 396093, 660155, 729645, 924217, 1980465, 2772651, 4621085, 13863255]

約数ペア:

[(1, 13863255), (3, 4621085), (5, 2772651), (7, 1980465), (15, 924217), (19, 729645), (21, 660155), (35, 396093), (57, 243215), (95, 145929), (105, 132031), (133, 104235), (285, 48643), (399, 34745), (665, 20847), (1995, 6949)]