472691989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 603747072

約数和(自身を除く): 131055083

約数列:

[1, 7, 11, 61, 77, 157, 427, 641, 671, 1099, 1727, 4487, 4697, 7051, 9577, 12089, 39101, 49357, 67039, 100637, 105347, 273707, 430111, 704459, 737429, 1107007, 3010777, 6138857, 7749049, 42971999, 67527427, 472691989]

約数ペア:

[(1, 472691989), (7, 67527427), (11, 42971999), (61, 7749049), (77, 6138857), (157, 3010777), (427, 1107007), (641, 737429), (671, 704459), (1099, 430111), (1727, 273707), (4487, 105347), (4697, 100637), (7051, 67039), (9577, 49357), (12089, 39101)]