1290280329

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7951}}^1$

素因数の和:8062

約数の個数: 48

約数和(自身を含む): 2141950720

約数和(自身を除く): 851670391

約数列:

[1, 3, 9, 13, 19, 39, 57, 73, 117, 171, 219, 247, 657, 741, 949, 1387, 2223, 2847, 4161, 7951, 8541, 12483, 18031, 23853, 54093, 71559, 103363, 151069, 162279, 310089, 453207, 580423, 930267, 1359621, 1741269, 1963897, 5223807, 5891691, 7545499, 11028037, 17675073, 22636497, 33084111, 67909491, 99252333, 143364481, 430093443, 1290280329]

約数ペア:

[(1, 1290280329), (3, 430093443), (9, 143364481), (13, 99252333), (19, 67909491), (39, 33084111), (57, 22636497), (73, 17675073), (117, 11028037), (171, 7545499), (219, 5891691), (247, 5223807), (657, 1963897), (741, 1741269), (949, 1359621), (1387, 930267), (2223, 580423), (2847, 453207), (4161, 310089), (7951, 162279), (8541, 151069), (12483, 103363), (18031, 71559), (23853, 54093)]