12898665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 25513488

約数和(自身を除く): 12614823

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1297, 1989, 3315, 3891, 6485, 9945, 11673, 16861, 19455, 22049, 50583, 58365, 66147, 84305, 110245, 151749, 198441, 252915, 286637, 330735, 758745, 859911, 992205, 1433185, 2579733, 4299555, 12898665]

約数ペア:

[(1, 12898665), (3, 4299555), (5, 2579733), (9, 1433185), (13, 992205), (15, 859911), (17, 758745), (39, 330735), (45, 286637), (51, 252915), (65, 198441), (85, 151749), (117, 110245), (153, 84305), (195, 66147), (221, 58365), (255, 50583), (585, 22049), (663, 19455), (765, 16861), (1105, 11673), (1297, 9945), (1989, 6485), (3315, 3891)]