298328128

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21481}}^1$

素因数の和:21531

約数の個数: 56

約数和(自身を含む): 698422784

約数和(自身を除く): 400094656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 21481, 42962, 85924, 150367, 171848, 300734, 343696, 601468, 665911, 687392, 1202936, 1331822, 1374784, 2405872, 2663644, 4661377, 4811744, 5327288, 9322754, 9623488, 10654576, 18645508, 21309152, 37291016, 42618304, 74582032, 149164064, 298328128]

約数ペア:

[(1, 298328128), (2, 149164064), (4, 74582032), (7, 42618304), (8, 37291016), (14, 21309152), (16, 18645508), (28, 10654576), (31, 9623488), (32, 9322754), (56, 5327288), (62, 4811744), (64, 4661377), (112, 2663644), (124, 2405872), (217, 1374784), (224, 1331822), (248, 1202936), (434, 687392), (448, 665911), (496, 601468), (868, 343696), (992, 300734), (1736, 171848), (1984, 150367), (3472, 85924), (6944, 42962), (13888, 21481)]