2905097728

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{436463}}^1$

素因数の和:436494

約数の個数: 40

約数和(自身を含む): 6251037408

約数和(自身を除く): 3345939680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 436463, 872926, 1745852, 3491704, 5674019, 6983408, 11348038, 13966816, 22696076, 27933632, 45392152, 55867264, 90784304, 111734528, 181568608, 223469056, 363137216, 726274432, 1452548864, 2905097728]

約数ペア:

[(1, 2905097728), (2, 1452548864), (4, 726274432), (8, 363137216), (13, 223469056), (16, 181568608), (26, 111734528), (32, 90784304), (52, 55867264), (64, 45392152), (104, 27933632), (128, 22696076), (208, 13966816), (256, 11348038), (416, 6983408), (512, 5674019), (832, 3491704), (1664, 1745852), (3328, 872926), (6656, 436463)]