16557456

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 45961344

約数和(自身を除く): 29403888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 103, 136, 197, 204, 206, 272, 309, 394, 408, 412, 591, 618, 788, 816, 824, 1182, 1236, 1576, 1648, 1751, 2364, 2472, 3152, 3349, 3502, 4728, 4944, 5253, 6698, 7004, 9456, 10047, 10506, 13396, 14008, 20094, 20291, 21012, 26792, 28016, 40188, 40582, 42024, 53584, 60873, 80376, 81164, 84048, 121746, 160752, 162328, 243492, 324656, 344947, 486984, 689894, 973968, 1034841, 1379788, 2069682, 2759576, 4139364, 5519152, 8278728, 16557456]

約数ペア:

[(1, 16557456), (2, 8278728), (3, 5519152), (4, 4139364), (6, 2759576), (8, 2069682), (12, 1379788), (16, 1034841), (17, 973968), (24, 689894), (34, 486984), (48, 344947), (51, 324656), (68, 243492), (102, 162328), (103, 160752), (136, 121746), (197, 84048), (204, 81164), (206, 80376), (272, 60873), (309, 53584), (394, 42024), (408, 40582), (412, 40188), (591, 28016), (618, 26792), (788, 21012), (816, 20291), (824, 20094), (1182, 14008), (1236, 13396), (1576, 10506), (1648, 10047), (1751, 9456), (2364, 7004), (2472, 6698), (3152, 5253), (3349, 4944), (3502, 4728)]