4399616

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:692

約数の個数: 40

約数和(自身を含む): 9481164

約数和(自身を除く): 5081548

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 661, 832, 1322, 1664, 2644, 3328, 5288, 6656, 8593, 10576, 17186, 21152, 34372, 42304, 68744, 84608, 137488, 169216, 274976, 338432, 549952, 1099904, 2199808, 4399616]

約数ペア:

[(1, 4399616), (2, 2199808), (4, 1099904), (8, 549952), (13, 338432), (16, 274976), (26, 169216), (32, 137488), (52, 84608), (64, 68744), (104, 42304), (128, 34372), (208, 21152), (256, 17186), (416, 10576), (512, 8593), (661, 6656), (832, 5288), (1322, 3328), (1664, 2644)]