561382016

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{337369}}^1$

素因数の和:337396

約数の個数: 32

約数和(自身を含む): 1204410900

約数和(自身を除く): 643028884

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 337369, 674738, 1349476, 2698952, 4385797, 5397904, 8771594, 10795808, 17543188, 21591616, 35086376, 43183232, 70172752, 140345504, 280691008, 561382016]

約数ペア:

[(1, 561382016), (2, 280691008), (4, 140345504), (8, 70172752), (13, 43183232), (16, 35086376), (26, 21591616), (32, 17543188), (52, 10795808), (64, 8771594), (104, 5397904), (128, 4385797), (208, 2698952), (416, 1349476), (832, 674738), (1664, 337369)]