28991086

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 48584448

約数和(自身を除く): 19593362

約数列:

[1, 2, 17, 23, 34, 46, 131, 262, 283, 391, 566, 782, 2227, 3013, 4454, 4811, 6026, 6509, 9622, 13018, 37073, 51221, 74146, 102442, 110653, 221306, 630241, 852679, 1260482, 1705358, 14495543, 28991086]

約数ペア:

[(1, 28991086), (2, 14495543), (17, 1705358), (23, 1260482), (34, 852679), (46, 630241), (131, 221306), (262, 110653), (283, 102442), (391, 74146), (566, 51221), (782, 37073), (2227, 13018), (3013, 9622), (4454, 6509), (4811, 6026)]