398243344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{56957}}^1$

素因数の和:57007

約数の個数: 40

約数和(自身を含む): 847535040

約数和(自身を除く): 449291696

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 56957, 113914, 227828, 455656, 911312, 1082183, 1310011, 2164366, 2620022, 4328732, 5240044, 8657464, 10480088, 17314928, 20960176, 24890209, 49780418, 99560836, 199121672, 398243344]

約数ペア:

[(1, 398243344), (2, 199121672), (4, 99560836), (8, 49780418), (16, 24890209), (19, 20960176), (23, 17314928), (38, 10480088), (46, 8657464), (76, 5240044), (92, 4328732), (152, 2620022), (184, 2164366), (304, 1310011), (368, 1082183), (437, 911312), (874, 455656), (1748, 227828), (3496, 113914), (6992, 56957)]