51109695

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1821

約数の個数: 72

約数和(自身を含む): 111043296

約数和(自身を除く): 59933601

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1783, 1911, 2205, 3185, 4095, 5349, 5733, 8915, 9555, 12481, 16047, 23179, 26745, 28665, 37443, 62405, 69537, 80235, 87367, 112329, 115895, 162253, 187215, 208611, 262101, 347685, 436835, 486759, 561645, 786303, 811265, 1043055, 1135771, 1310505, 1460277, 2433795, 3407313, 3931515, 5678855, 7301385, 10221939, 17036565, 51109695]

約数ペア:

[(1, 51109695), (3, 17036565), (5, 10221939), (7, 7301385), (9, 5678855), (13, 3931515), (15, 3407313), (21, 2433795), (35, 1460277), (39, 1310505), (45, 1135771), (49, 1043055), (63, 811265), (65, 786303), (91, 561645), (105, 486759), (117, 436835), (147, 347685), (195, 262101), (245, 208611), (273, 187215), (315, 162253), (441, 115895), (455, 112329), (585, 87367), (637, 80235), (735, 69537), (819, 62405), (1365, 37443), (1783, 28665), (1911, 26745), (2205, 23179), (3185, 16047), (4095, 12481), (5349, 9555), (5733, 8915)]