291211119

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 60

約数和(自身を含む): 480188016

約数和(自身を除く): 188976897

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 361, 433, 437, 513, 621, 1083, 1299, 1311, 1539, 1863, 3249, 3897, 3933, 8227, 8303, 9747, 9959, 11691, 11799, 24681, 24909, 29241, 29877, 35073, 35397, 74043, 74727, 89631, 156313, 189221, 222129, 224181, 268893, 468939, 567663, 666387, 672543, 806679, 1406817, 1702989, 3595199, 4220451, 5108967, 10785597, 12661353, 15326901, 32356791, 97070373, 291211119]

約数ペア:

[(1, 291211119), (3, 97070373), (9, 32356791), (19, 15326901), (23, 12661353), (27, 10785597), (57, 5108967), (69, 4220451), (81, 3595199), (171, 1702989), (207, 1406817), (361, 806679), (433, 672543), (437, 666387), (513, 567663), (621, 468939), (1083, 268893), (1299, 224181), (1311, 222129), (1539, 189221), (1863, 156313), (3249, 89631), (3897, 74727), (3933, 74043), (8227, 35397), (8303, 35073), (9747, 29877), (9959, 29241), (11691, 24909), (11799, 24681)]