788211081

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20192

約数の個数: 48

約数和(自身を含む): 1408103424

約数和(自身を除く): 619892343

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 1449, 1701, 1863, 4347, 5589, 13041, 20147, 39123, 60441, 141029, 181323, 423087, 463381, 543969, 1269261, 1390143, 1631907, 3243667, 3807783, 4170429, 4895721, 9731001, 11423349, 12511287, 29193003, 34270047, 37533861, 87579009, 112601583, 262737027, 788211081]

約数ペア:

[(1, 788211081), (3, 262737027), (7, 112601583), (9, 87579009), (21, 37533861), (23, 34270047), (27, 29193003), (63, 12511287), (69, 11423349), (81, 9731001), (161, 4895721), (189, 4170429), (207, 3807783), (243, 3243667), (483, 1631907), (567, 1390143), (621, 1269261), (1449, 543969), (1701, 463381), (1863, 423087), (4347, 181323), (5589, 141029), (13041, 60441), (20147, 39123)]