256688772

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2141}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 611275392

約数和(自身を除く): 354586620

約数列:

[1, 2, 3, 4, 6, 12, 97, 103, 194, 206, 291, 309, 388, 412, 582, 618, 1164, 1236, 2141, 4282, 6423, 8564, 9991, 12846, 19982, 25692, 29973, 39964, 59946, 119892, 207677, 220523, 415354, 441046, 623031, 661569, 830708, 882092, 1246062, 1323138, 2492124, 2646276, 21390731, 42781462, 64172193, 85562924, 128344386, 256688772]

約数ペア:

[(1, 256688772), (2, 128344386), (3, 85562924), (4, 64172193), (6, 42781462), (12, 21390731), (97, 2646276), (103, 2492124), (194, 1323138), (206, 1246062), (291, 882092), (309, 830708), (388, 661569), (412, 623031), (582, 441046), (618, 415354), (1164, 220523), (1236, 207677), (2141, 119892), (4282, 59946), (6423, 39964), (8564, 29973), (9991, 25692), (12846, 19982)]