128644672

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{154621}}^1$

素因数の和:154646

約数の個数: 28

約数和(自身を含む): 274917916

約数和(自身を除く): 146273244

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 154621, 309242, 618484, 1236968, 2010073, 2473936, 4020146, 4947872, 8040292, 9895744, 16080584, 32161168, 64322336, 128644672]

約数ペア:

[(1, 128644672), (2, 64322336), (4, 32161168), (8, 16080584), (13, 9895744), (16, 8040292), (26, 4947872), (32, 4020146), (52, 2473936), (64, 2010073), (104, 1236968), (208, 618484), (416, 309242), (832, 154621)]