25949079

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1341

約数の個数: 40

約数和(自身を含む): 43976240

約数和(自身を除く): 18027161

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1297, 1539, 2223, 3891, 6669, 11673, 16861, 20007, 24643, 35019, 50583, 73929, 105057, 151749, 221787, 320359, 455247, 665361, 961077, 1365741, 1996083, 2883231, 8649693, 25949079]

約数ペア:

[(1, 25949079), (3, 8649693), (9, 2883231), (13, 1996083), (19, 1365741), (27, 961077), (39, 665361), (57, 455247), (81, 320359), (117, 221787), (171, 151749), (247, 105057), (351, 73929), (513, 50583), (741, 35019), (1053, 24643), (1297, 20007), (1539, 16861), (2223, 11673), (3891, 6669)]