213537

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 16

約数和(自身を含む): 311040

約数和(自身を除く): 97503

約数列:

[1, 3, 17, 51, 53, 79, 159, 237, 901, 1343, 2703, 4029, 4187, 12561, 71179, 213537]

約数ペア:

[(1, 213537), (3, 71179), (17, 12561), (51, 4187), (53, 4029), (79, 2703), (159, 1343), (237, 901)]