26839505

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 42747264

約数和(自身を除く): 15907759

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 161, 245, 253, 385, 433, 539, 805, 1127, 1265, 1771, 2165, 2695, 3031, 4763, 5635, 8855, 9959, 12397, 15155, 21217, 23815, 33341, 49795, 61985, 69713, 106085, 109549, 166705, 233387, 348565, 487991, 547745, 766843, 1166935, 2439955, 3834215, 5367901, 26839505]

約数ペア:

[(1, 26839505), (5, 5367901), (7, 3834215), (11, 2439955), (23, 1166935), (35, 766843), (49, 547745), (55, 487991), (77, 348565), (115, 233387), (161, 166705), (245, 109549), (253, 106085), (385, 69713), (433, 61985), (539, 49795), (805, 33341), (1127, 23815), (1265, 21217), (1771, 15155), (2165, 12397), (2695, 9959), (3031, 8855), (4763, 5635)]