54140481

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 86113280

約数和(自身を除く): 31972799

約数列:

[1, 3, 9, 19, 27, 57, 81, 127, 171, 277, 381, 513, 831, 1143, 1539, 2413, 2493, 3429, 5263, 7239, 7479, 10287, 15789, 21717, 22437, 35179, 47367, 65151, 105537, 142101, 195453, 316611, 426303, 668401, 949833, 2005203, 2849499, 6015609, 18046827, 54140481]

約数ペア:

[(1, 54140481), (3, 18046827), (9, 6015609), (19, 2849499), (27, 2005203), (57, 949833), (81, 668401), (127, 426303), (171, 316611), (277, 195453), (381, 142101), (513, 105537), (831, 65151), (1143, 47367), (1539, 35179), (2413, 22437), (2493, 21717), (3429, 15789), (5263, 10287), (7239, 7479)]