280766528

素因数分解:

$2^6\times 7^1\times {\mathrm{626711}}^1$

素因数の和:626730

約数の個数: 28

約数和(自身を含む): 636739392

約数和(自身を除く): 355972864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 626711, 1253422, 2506844, 4386977, 5013688, 8773954, 10027376, 17547908, 20054752, 35095816, 40109504, 70191632, 140383264, 280766528]

約数ペア:

[(1, 280766528), (2, 140383264), (4, 70191632), (7, 40109504), (8, 35095816), (14, 20054752), (16, 17547908), (28, 10027376), (32, 8773954), (56, 5013688), (64, 4386977), (112, 2506844), (224, 1253422), (448, 626711)]