214312917

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 369420800

約数和(自身を除く): 155107883

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 343, 433, 481, 637, 777, 1029, 1299, 1443, 1813, 1911, 3031, 3367, 4459, 5439, 5629, 9093, 10101, 12691, 13377, 16021, 16887, 21217, 23569, 38073, 39403, 48063, 63651, 70707, 112147, 118209, 148519, 164983, 208273, 275821, 336441, 445557, 494949, 624819, 785029, 827463, 1457911, 1930747, 2355087, 4373733, 5495203, 5792241, 10205377, 16485609, 30616131, 71437639, 214312917]

約数ペア:

[(1, 214312917), (3, 71437639), (7, 30616131), (13, 16485609), (21, 10205377), (37, 5792241), (39, 5495203), (49, 4373733), (91, 2355087), (111, 1930747), (147, 1457911), (259, 827463), (273, 785029), (343, 624819), (433, 494949), (481, 445557), (637, 336441), (777, 275821), (1029, 208273), (1299, 164983), (1443, 148519), (1813, 118209), (1911, 112147), (3031, 70707), (3367, 63651), (4459, 48063), (5439, 39403), (5629, 38073), (9093, 23569), (10101, 21217), (12691, 16887), (13377, 16021)]