18243285

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 11962155

約数列:

[1, 3, 5, 15, 47, 113, 141, 229, 235, 339, 565, 687, 705, 1145, 1695, 3435, 5311, 10763, 15933, 25877, 26555, 32289, 53815, 77631, 79665, 129385, 161445, 388155, 1216219, 3648657, 6081095, 18243285]

約数ペア:

[(1, 18243285), (3, 6081095), (5, 3648657), (15, 1216219), (47, 388155), (113, 161445), (141, 129385), (229, 79665), (235, 77631), (339, 53815), (565, 32289), (687, 26555), (705, 25877), (1145, 15933), (1695, 10763), (3435, 5311)]