51437835

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 101198592

約数和(自身を除く): 49760757

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 81, 85, 93, 135, 153, 155, 241, 255, 279, 405, 459, 465, 527, 723, 765, 837, 1205, 1377, 1395, 1581, 2169, 2295, 2511, 2635, 3615, 4097, 4185, 4743, 6507, 6885, 7471, 7905, 10845, 12291, 12555, 14229, 19521, 20485, 22413, 23715, 32535, 36873, 37355, 42687, 61455, 67239, 71145, 97605, 110619, 112065, 127007, 184365, 201717, 213435, 331857, 336195, 381021, 553095, 605151, 635035, 1008585, 1143063, 1659285, 1905105, 3025755, 3429189, 5715315, 10287567, 17145945, 51437835]

約数ペア:

[(1, 51437835), (3, 17145945), (5, 10287567), (9, 5715315), (15, 3429189), (17, 3025755), (27, 1905105), (31, 1659285), (45, 1143063), (51, 1008585), (81, 635035), (85, 605151), (93, 553095), (135, 381021), (153, 336195), (155, 331857), (241, 213435), (255, 201717), (279, 184365), (405, 127007), (459, 112065), (465, 110619), (527, 97605), (723, 71145), (765, 67239), (837, 61455), (1205, 42687), (1377, 37355), (1395, 36873), (1581, 32535), (2169, 23715), (2295, 22413), (2511, 20485), (2635, 19521), (3615, 14229), (4097, 12555), (4185, 12291), (4743, 10845), (6507, 7905), (6885, 7471)]