291228483872

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{816443}}^1$

素因数の和:816681

約数の個数: 48

約数和(自身を含む): 585135617472

約数和(自身を除く): 293907133600

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 157, 284, 314, 568, 628, 1136, 1256, 2272, 2512, 5024, 11147, 22294, 44588, 89176, 178352, 356704, 816443, 1632886, 3265772, 6531544, 13063088, 26126176, 57967453, 115934906, 128181551, 231869812, 256363102, 463739624, 512726204, 927479248, 1025452408, 1854958496, 2050904816, 4101809632, 9100890121, 18201780242, 36403560484, 72807120968, 145614241936, 291228483872]

約数ペア:

[(1, 291228483872), (2, 145614241936), (4, 72807120968), (8, 36403560484), (16, 18201780242), (32, 9100890121), (71, 4101809632), (142, 2050904816), (157, 1854958496), (284, 1025452408), (314, 927479248), (568, 512726204), (628, 463739624), (1136, 256363102), (1256, 231869812), (2272, 128181551), (2512, 115934906), (5024, 57967453), (11147, 26126176), (22294, 13063088), (44588, 6531544), (89176, 3265772), (178352, 1632886), (356704, 816443)]