2610315

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 4942080

約数和(自身を除く): 2331765

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 71, 95, 129, 171, 213, 215, 285, 355, 387, 639, 645, 817, 855, 1065, 1349, 1935, 2451, 3053, 3195, 4047, 4085, 6745, 7353, 9159, 12141, 12255, 15265, 20235, 27477, 36765, 45795, 58007, 60705, 137385, 174021, 290035, 522063, 870105, 2610315]

約数ペア:

[(1, 2610315), (3, 870105), (5, 522063), (9, 290035), (15, 174021), (19, 137385), (43, 60705), (45, 58007), (57, 45795), (71, 36765), (95, 27477), (129, 20235), (171, 15265), (213, 12255), (215, 12141), (285, 9159), (355, 7353), (387, 6745), (639, 4085), (645, 4047), (817, 3195), (855, 3053), (1065, 2451), (1349, 1935)]