28674568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 59028480

約数和(自身を除く): 30353912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 167, 169, 254, 334, 338, 508, 668, 676, 1016, 1336, 1352, 1651, 2171, 3302, 4342, 6604, 8684, 13208, 17368, 21209, 21463, 28223, 42418, 42926, 56446, 84836, 85852, 112892, 169672, 171704, 225784, 275717, 551434, 1102868, 2205736, 3584321, 7168642, 14337284, 28674568]

約数ペア:

[(1, 28674568), (2, 14337284), (4, 7168642), (8, 3584321), (13, 2205736), (26, 1102868), (52, 551434), (104, 275717), (127, 225784), (167, 171704), (169, 169672), (254, 112892), (334, 85852), (338, 84836), (508, 56446), (668, 42926), (676, 42418), (1016, 28223), (1336, 21463), (1352, 21209), (1651, 17368), (2171, 13208), (3302, 8684), (4342, 6604)]