28783144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2687}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 58705920

約数和(自身を除く): 29922776

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 2687, 5356, 5374, 10712, 10748, 21496, 34931, 69862, 139724, 276761, 279448, 553522, 1107044, 2214088, 3597893, 7195786, 14391572, 28783144]

約数ペア:

[(1, 28783144), (2, 14391572), (4, 7195786), (8, 3597893), (13, 2214088), (26, 1107044), (52, 553522), (103, 279448), (104, 276761), (206, 139724), (412, 69862), (824, 34931), (1339, 21496), (2678, 10748), (2687, 10712), (5356, 5374)]