7830945

素因数分解:

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

素因数の和:147

約数の個数: 64

約数和(自身を含む): 15206400

約数和(自身を除く): 7375455

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 57, 71, 95, 129, 135, 171, 213, 215, 285, 355, 387, 513, 639, 645, 817, 855, 1065, 1161, 1349, 1917, 1935, 2451, 2565, 3053, 3195, 4047, 4085, 5805, 6745, 7353, 9159, 9585, 12141, 12255, 15265, 20235, 22059, 27477, 36423, 36765, 45795, 58007, 60705, 82431, 110295, 137385, 174021, 182115, 290035, 412155, 522063, 870105, 1566189, 2610315, 7830945]

約数ペア:

[(1, 7830945), (3, 2610315), (5, 1566189), (9, 870105), (15, 522063), (19, 412155), (27, 290035), (43, 182115), (45, 174021), (57, 137385), (71, 110295), (95, 82431), (129, 60705), (135, 58007), (171, 45795), (213, 36765), (215, 36423), (285, 27477), (355, 22059), (387, 20235), (513, 15265), (639, 12255), (645, 12141), (817, 9585), (855, 9159), (1065, 7353), (1161, 6745), (1349, 5805), (1917, 4085), (1935, 4047), (2451, 3195), (2565, 3053)]