28070978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 49215600

約数和(自身を除く): 21144622

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 221, 442, 533, 697, 1066, 1394, 1549, 3098, 9061, 18122, 20137, 26333, 40274, 52666, 63509, 127018, 342329, 684658, 825617, 1079653, 1651234, 2159306, 14035489, 28070978]

約数ペア:

[(1, 28070978), (2, 14035489), (13, 2159306), (17, 1651234), (26, 1079653), (34, 825617), (41, 684658), (82, 342329), (221, 127018), (442, 63509), (533, 52666), (697, 40274), (1066, 26333), (1394, 20137), (1549, 18122), (3098, 9061)]