217315476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 108

約数和(自身を含む): 641953312

約数和(自身を除く): 424637836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 307, 318, 371, 477, 614, 636, 742, 921, 954, 1113, 1228, 1484, 1842, 1908, 2149, 2226, 2763, 2809, 3339, 3684, 4298, 4452, 5526, 5618, 6447, 6678, 8427, 8596, 11052, 11236, 12894, 13356, 16271, 16854, 19341, 19663, 25281, 25788, 32542, 33708, 38682, 39326, 48813, 50562, 58989, 65084, 77364, 78652, 97626, 101124, 113897, 117978, 146439, 176967, 195252, 227794, 235956, 292878, 341691, 353934, 455588, 585756, 683382, 707868, 862363, 1025073, 1366764, 1724726, 2050146, 2587089, 3449452, 4100292, 5174178, 6036541, 7761267, 10348356, 12073082, 15522534, 18109623, 24146164, 31045068, 36219246, 54328869, 72438492, 108657738, 217315476]

約数ペア:

[(1, 217315476), (2, 108657738), (3, 72438492), (4, 54328869), (6, 36219246), (7, 31045068), (9, 24146164), (12, 18109623), (14, 15522534), (18, 12073082), (21, 10348356), (28, 7761267), (36, 6036541), (42, 5174178), (53, 4100292), (63, 3449452), (84, 2587089), (106, 2050146), (126, 1724726), (159, 1366764), (212, 1025073), (252, 862363), (307, 707868), (318, 683382), (371, 585756), (477, 455588), (614, 353934), (636, 341691), (742, 292878), (921, 235956), (954, 227794), (1113, 195252), (1228, 176967), (1484, 146439), (1842, 117978), (1908, 113897), (2149, 101124), (2226, 97626), (2763, 78652), (2809, 77364), (3339, 65084), (3684, 58989), (4298, 50562), (4452, 48813), (5526, 39326), (5618, 38682), (6447, 33708), (6678, 32542), (8427, 25788), (8596, 25281), (11052, 19663), (11236, 19341), (12894, 16854), (13356, 16271)]