15342985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 6775415

約数列:

[1, 5, 7, 31, 35, 79, 155, 179, 217, 395, 553, 895, 1085, 1253, 2449, 2765, 5549, 6265, 12245, 14141, 17143, 27745, 38843, 70705, 85715, 98987, 194215, 438371, 494935, 2191855, 3068597, 15342985]

約数ペア:

[(1, 15342985), (5, 3068597), (7, 2191855), (31, 494935), (35, 438371), (79, 194215), (155, 98987), (179, 85715), (217, 70705), (395, 38843), (553, 27745), (895, 17143), (1085, 14141), (1253, 12245), (2449, 6265), (2765, 5549)]