28861274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 51988608

約数和(自身を除く): 23127334

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 167, 221, 289, 299, 334, 391, 442, 578, 598, 782, 2171, 2839, 3757, 3841, 4342, 5083, 5678, 6647, 7514, 7682, 10166, 13294, 36907, 48263, 49933, 65297, 73814, 86411, 96526, 99866, 130594, 172822, 627419, 848861, 1110049, 1254838, 1697722, 2220098, 14430637, 28861274]

約数ペア:

[(1, 28861274), (2, 14430637), (13, 2220098), (17, 1697722), (23, 1254838), (26, 1110049), (34, 848861), (46, 627419), (167, 172822), (221, 130594), (289, 99866), (299, 96526), (334, 86411), (391, 73814), (442, 65297), (578, 49933), (598, 48263), (782, 36907), (2171, 13294), (2839, 10166), (3757, 7682), (3841, 7514), (4342, 6647), (5083, 5678)]