165822705

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 294589776

約数和(自身を除く): 128767071

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 193, 305, 313, 549, 579, 915, 939, 965, 1565, 1737, 2745, 2817, 2895, 4695, 8685, 11773, 14085, 19093, 35319, 57279, 58865, 60409, 95465, 105957, 171837, 176595, 181227, 286395, 302045, 529785, 543681, 859185, 906135, 2718405, 3684949, 11054847, 18424745, 33164541, 55274235, 165822705]

約数ペア:

[(1, 165822705), (3, 55274235), (5, 33164541), (9, 18424745), (15, 11054847), (45, 3684949), (61, 2718405), (183, 906135), (193, 859185), (305, 543681), (313, 529785), (549, 302045), (579, 286395), (915, 181227), (939, 176595), (965, 171837), (1565, 105957), (1737, 95465), (2745, 60409), (2817, 58865), (2895, 57279), (4695, 35319), (8685, 19093), (11773, 14085)]