26668665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 49735296

約数和(自身を除く): 23066631

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 491, 639, 765, 1065, 1207, 1473, 2455, 3195, 3621, 4419, 6035, 7365, 8347, 10863, 18105, 22095, 25041, 34861, 41735, 54315, 75123, 104583, 125205, 174305, 313749, 375615, 522915, 592637, 1568745, 1777911, 2963185, 5333733, 8889555, 26668665]

約数ペア:

[(1, 26668665), (3, 8889555), (5, 5333733), (9, 2963185), (15, 1777911), (17, 1568745), (45, 592637), (51, 522915), (71, 375615), (85, 313749), (153, 174305), (213, 125205), (255, 104583), (355, 75123), (491, 54315), (639, 41735), (765, 34861), (1065, 25041), (1207, 22095), (1473, 18105), (2455, 10863), (3195, 8347), (3621, 7365), (4419, 6035)]