631292385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 1117440000

約数和(自身を除く): 486147615

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 193, 285, 345, 437, 499, 579, 965, 1311, 1497, 2185, 2495, 2895, 3667, 4439, 6555, 7485, 9481, 11001, 11477, 13317, 18335, 22195, 28443, 34431, 47405, 55005, 57385, 66585, 84341, 96307, 142215, 172155, 218063, 253023, 288921, 421705, 481535, 654189, 1090315, 1265115, 1444605, 1829833, 2215061, 3270945, 5489499, 6645183, 9149165, 11075305, 27447495, 33225915, 42086159, 126258477, 210430795, 631292385]

約数ペア:

[(1, 631292385), (3, 210430795), (5, 126258477), (15, 42086159), (19, 33225915), (23, 27447495), (57, 11075305), (69, 9149165), (95, 6645183), (115, 5489499), (193, 3270945), (285, 2215061), (345, 1829833), (437, 1444605), (499, 1265115), (579, 1090315), (965, 654189), (1311, 481535), (1497, 421705), (2185, 288921), (2495, 253023), (2895, 218063), (3667, 172155), (4439, 142215), (6555, 96307), (7485, 84341), (9481, 66585), (11001, 57385), (11477, 55005), (13317, 47405), (18335, 34431), (22195, 28443)]