1557242295

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{313}}^1\times {\mathrm{967}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 2917939200

約数和(自身を除く): 1360696905

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 313, 343, 735, 939, 967, 1029, 1565, 1715, 2191, 2901, 4695, 4835, 5145, 6573, 6769, 10955, 14505, 15337, 20307, 32865, 33845, 46011, 47383, 76685, 101535, 107359, 142149, 230055, 236915, 302671, 322077, 331681, 536795, 710745, 908013, 995043, 1513355, 1610385, 1658405, 2118697, 4540065, 4975215, 6356091, 10593485, 14830879, 31780455, 44492637, 74154395, 103816153, 222463185, 311448459, 519080765, 1557242295]

約数ペア:

[(1, 1557242295), (3, 519080765), (5, 311448459), (7, 222463185), (15, 103816153), (21, 74154395), (35, 44492637), (49, 31780455), (105, 14830879), (147, 10593485), (245, 6356091), (313, 4975215), (343, 4540065), (735, 2118697), (939, 1658405), (967, 1610385), (1029, 1513355), (1565, 995043), (1715, 908013), (2191, 710745), (2901, 536795), (4695, 331681), (4835, 322077), (5145, 302671), (6573, 236915), (6769, 230055), (10955, 142149), (14505, 107359), (15337, 101535), (20307, 76685), (32865, 47383), (33845, 46011)]