47217771

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1381}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 71145360

約数和(自身を除く): 23927589

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 1179, 1381, 3799, 4143, 11397, 12429, 34191, 40049, 120147, 180911, 360441, 542733, 1628199, 5246419, 15739257, 47217771]

約数ペア:

[(1, 47217771), (3, 15739257), (9, 5246419), (29, 1628199), (87, 542733), (131, 360441), (261, 180911), (393, 120147), (1179, 40049), (1381, 34191), (3799, 12429), (4143, 11397)]