187846209

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{136417}}^1$

素因数の和:136446

約数の個数: 20

約数和(自身を含む): 297118404

約数和(自身を除く): 109272195

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 136417, 409251, 1227753, 2319089, 3683259, 6957267, 11049777, 20871801, 62615403, 187846209]

約数ペア:

[(1, 187846209), (3, 62615403), (9, 20871801), (17, 11049777), (27, 6957267), (51, 3683259), (81, 2319089), (153, 1227753), (459, 409251), (1377, 136417)]