28416622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 20572178

約数列:

[1, 2, 13, 17, 26, 34, 221, 239, 269, 442, 478, 538, 3107, 3497, 4063, 4573, 6214, 6994, 8126, 9146, 52819, 59449, 64291, 105638, 118898, 128582, 835783, 1092947, 1671566, 2185894, 14208311, 28416622]

約数ペア:

[(1, 28416622), (2, 14208311), (13, 2185894), (17, 1671566), (26, 1092947), (34, 835783), (221, 128582), (239, 118898), (269, 105638), (442, 64291), (478, 59449), (538, 52819), (3107, 9146), (3497, 8126), (4063, 6994), (4573, 6214)]