27431668

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 54

約数和(自身を含む): 56044338

約数和(自身を除く): 28612670

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 157, 209, 242, 314, 361, 418, 484, 628, 722, 836, 1444, 1727, 2299, 2983, 3454, 3971, 4598, 5966, 6908, 7942, 9196, 11932, 15884, 18997, 32813, 37994, 43681, 56677, 65626, 75988, 87362, 113354, 131252, 174724, 226708, 360943, 623447, 721886, 1246894, 1443772, 2493788, 6857917, 13715834, 27431668]

約数ペア:

[(1, 27431668), (2, 13715834), (4, 6857917), (11, 2493788), (19, 1443772), (22, 1246894), (38, 721886), (44, 623447), (76, 360943), (121, 226708), (157, 174724), (209, 131252), (242, 113354), (314, 87362), (361, 75988), (418, 65626), (484, 56677), (628, 43681), (722, 37994), (836, 32813), (1444, 18997), (1727, 15884), (2299, 11932), (2983, 9196), (3454, 7942), (3971, 6908), (4598, 5966)]