28510328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 68843520

約数和(自身を除く): 40333192

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 1364, 1493, 1736, 2387, 2728, 2986, 4774, 5972, 9548, 10451, 11944, 16423, 19096, 20902, 32846, 41804, 46283, 65692, 83608, 92566, 114961, 131384, 185132, 229922, 323981, 370264, 459844, 509113, 647962, 919688, 1018226, 1295924, 2036452, 2591848, 3563791, 4072904, 7127582, 14255164, 28510328]

約数ペア:

[(1, 28510328), (2, 14255164), (4, 7127582), (7, 4072904), (8, 3563791), (11, 2591848), (14, 2036452), (22, 1295924), (28, 1018226), (31, 919688), (44, 647962), (56, 509113), (62, 459844), (77, 370264), (88, 323981), (124, 229922), (154, 185132), (217, 131384), (248, 114961), (308, 92566), (341, 83608), (434, 65692), (616, 46283), (682, 41804), (868, 32846), (1364, 20902), (1493, 19096), (1736, 16423), (2387, 11944), (2728, 10451), (2986, 9548), (4774, 5972)]