257255488

素因数分解:

$2^6\times 7^3\times {\mathrm{11719}}^1$

素因数の和:11752

約数の個数: 56

約数和(自身を含む): 595376000

約数和(自身を除く): 338120512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2744, 3136, 5488, 10976, 11719, 21952, 23438, 46876, 82033, 93752, 164066, 187504, 328132, 375008, 574231, 656264, 750016, 1148462, 1312528, 2296924, 2625056, 4019617, 4593848, 5250112, 8039234, 9187696, 16078468, 18375392, 32156936, 36750784, 64313872, 128627744, 257255488]

約数ペア:

[(1, 257255488), (2, 128627744), (4, 64313872), (7, 36750784), (8, 32156936), (14, 18375392), (16, 16078468), (28, 9187696), (32, 8039234), (49, 5250112), (56, 4593848), (64, 4019617), (98, 2625056), (112, 2296924), (196, 1312528), (224, 1148462), (343, 750016), (392, 656264), (448, 574231), (686, 375008), (784, 328132), (1372, 187504), (1568, 164066), (2744, 93752), (3136, 82033), (5488, 46876), (10976, 23438), (11719, 21952)]