728259994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{205607}}^1$

素因数の和:205650

約数の個数: 32

約数和(自身を含む): 1421162496

約数和(自身を除く): 692902502

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 205607, 411214, 1439249, 2261677, 2878498, 4523354, 4728961, 9457922, 15831739, 31663478, 33102727, 52018571, 66205454, 104037142, 364129997, 728259994]

約数ペア:

[(1, 728259994), (2, 364129997), (7, 104037142), (11, 66205454), (14, 52018571), (22, 33102727), (23, 31663478), (46, 15831739), (77, 9457922), (154, 4728961), (161, 4523354), (253, 2878498), (322, 2261677), (506, 1439249), (1771, 411214), (3542, 205607)]