28143236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 28163644

約数列:

[1, 2, 4, 11, 22, 37, 44, 59, 74, 118, 148, 236, 293, 407, 586, 649, 814, 1172, 1298, 1628, 2183, 2596, 3223, 4366, 6446, 8732, 10841, 12892, 17287, 21682, 24013, 34574, 43364, 48026, 69148, 96052, 119251, 190157, 238502, 380314, 477004, 639619, 760628, 1279238, 2558476, 7035809, 14071618, 28143236]

約数ペア:

[(1, 28143236), (2, 14071618), (4, 7035809), (11, 2558476), (22, 1279238), (37, 760628), (44, 639619), (59, 477004), (74, 380314), (118, 238502), (148, 190157), (236, 119251), (293, 96052), (407, 69148), (586, 48026), (649, 43364), (814, 34574), (1172, 24013), (1298, 21682), (1628, 17287), (2183, 12892), (2596, 10841), (3223, 8732), (4366, 6446)]