400766211

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{291043}}^1$

素因数の和:291072

約数の個数: 20

約数和(自身を含む): 633893832

約数和(自身を除く): 233127621

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 291043, 873129, 2619387, 4947731, 7858161, 14843193, 23574483, 44529579, 133588737, 400766211]

約数ペア:

[(1, 400766211), (3, 133588737), (9, 44529579), (17, 23574483), (27, 14843193), (51, 7858161), (81, 4947731), (153, 2619387), (459, 873129), (1377, 291043)]