217778874

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1091}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 490613760

約数和(自身を除く): 272834886

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 103, 114, 206, 309, 323, 618, 646, 969, 1091, 1751, 1938, 1957, 2182, 3273, 3502, 3914, 5253, 5871, 6546, 10506, 11742, 18547, 20729, 33269, 37094, 41458, 55641, 62187, 66538, 99807, 111282, 112373, 124374, 199614, 224746, 337119, 352393, 674238, 704786, 1057179, 1910341, 2114358, 2135087, 3820682, 4270174, 5731023, 6405261, 11462046, 12810522, 36296479, 72592958, 108889437, 217778874]

約数ペア:

[(1, 217778874), (2, 108889437), (3, 72592958), (6, 36296479), (17, 12810522), (19, 11462046), (34, 6405261), (38, 5731023), (51, 4270174), (57, 3820682), (102, 2135087), (103, 2114358), (114, 1910341), (206, 1057179), (309, 704786), (323, 674238), (618, 352393), (646, 337119), (969, 224746), (1091, 199614), (1751, 124374), (1938, 112373), (1957, 111282), (2182, 99807), (3273, 66538), (3502, 62187), (3914, 55641), (5253, 41458), (5871, 37094), (6546, 33269), (10506, 20729), (11742, 18547)]